[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "1.2"]
[White "Dyakov, Martin"]
[Black "Sharkov, Venko"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2030"]
[BlackElo "1701"]
[PlyCount "83"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15.
a4 c5 16. d5 Qc7 17. Bg5 h6 18. Be3 Rec8 $146 ({RR} 18... c4 19. Qd2 Kh7 20.
Nh2 h5 21. Bg5 Be7 22. Rf1 Ng8 23. Bxe7 Rxe7 24. axb5 axb5 25. Rxa8 Bxa8 26. f4
exf4 27. Qxf4 Ne5 28. Nf3 f6 29. Nd4 Bb7 30. Qh4 Bc8 31. Bd1 Kg7 32. Bxh5 gxh5
33. Nxh5+ {
Roskar,R (2279)-Budihna,K (2066)/Slovenia 2011/CBM 142 Extra/1-0 (37)}) ({RR} 
18... Bg7 19. Qe2 c4 20. Nh2 Nc5 21. Ng4 Nxg4 22. hxg4 Reb8 23. Nf1 Bc8 24. f3
Bd7 25. axb5 axb5 26. Qd2 Qb6 27. Reb1 Kh7 28. Bf2 Bf6 29. Kh2 Bg5 30. Be3 Bxe3
31. Nxe3 Qd8 32. g3 Rxa1 33. Rxa1 {
Hetenyi,G (2247)-Szilagyi,T (2123)/Hungary 2004/EXT 2008/1-0 (66)}) 19. Qd2 Kh7
20. Nh2 b4 (20... Nb6 21. Qe2 Nc4 22. Bc1 Bg7 23. b3 Na5 24. c4 b4 $14) 21. a5
bxc3 22. bxc3 Rcb8 23. Ng4 Nxg4 24. hxg4 Bc8 25. f3 Rb2 26. Kf2 f6 27. Bxh6 $6
(27. Rh1 $142 $18) 27... Rxc2 28. Qxc2 Bxh6 (28... Kxh6 $142 $15) 29. Rh1 Kg7 {
Äèàãðàììà #} 30. Rxh6 Kxh6 31. Rh1+ Kg7 32. Qc1 g5 33. Nf5+ Kg8 34. Ne7+ Kg7
35. Qg1 Nf8 36. Nc6 Qf7 $4 (36... Kg8 $142 $17) 37. Qh2 Qg6 38. Qh8+ Kf7 39.
Rh6 Bf5 40. Rxg6 Bxg6 41. Qh1 Ke8 42. Qb1 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "1.3"]
[White "Todev, Simeon"]
[Black "Gelemerov, Yane"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1649"]
[BlackElo "2024"]
[PlyCount "40"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. O-O d6 6. b4 Bb6 ({RR} 6... Nxb4
7. c3 dxc3 8. Qb3 Nh6 9. Bxh6 gxh6 10. Bxf7+ Kf8 11. Bc4 Qf6 12. e5 Qg6 13. a3
Nc6 14. Qxc3 Qg7 15. Re1 Bh3 16. g3 Re8 17. Ra2 Nxe5 18. Rae2 Qf6 19. Bd5 c6
20. Rxe5 Rxe5 21. Rxe5 {
Jaeckle,M (2305)-Berczes,D (2415)/Germany 2006/EXT 2008/1/2 (41)}) 7. b5 ({RR} 
7. c3 Qf6 8. Bb2 Bg4 9. Be2 a6 10. a4 d3 11. Qxd3 Nxb4 12. Qd2 Nc6 13. c4 Qg6
14. Nh4 Qh5 15. Nf5 O-O-O 16. Nxg7 Qg6 17. Bxg4+ Qxg4 18. Nf5 f6 19. Nc3 Ne5
20. Kh1 Nxc4 21. Qc2 Nxb2 {Matasaru,S (1454)-Coman,A (1520)/Calimanesti
Caciulata 2016/CBM 172 Extra/1-0 (37)}) 7... Ne5 8. Nxe5 dxe5 9. Qh5 $146 ({RR
} 9. f4 d3+ 10. Kh1 Qd4 11. Bxf7+ ({RR} 11. Qxd3 Qxd3 12. Bxd3 exf4 13. Bb2 f6
14. Rxf4 Ne7 15. a4 Ng6 16. Rf1 Be6 17. Nd2 O-O-O 18. Nc4 Bd4 19. Bxd4 Rxd4 20.
Nd2 Ne5 21. Nf3 Nxf3 22. gxf3 Rhd8 23. Ra3 Bc4 24. Rd1 c5 25. bxc6 bxc6 {
Tranchant,A-Lacrosse,M (2298)/Avoine 2000/EXT 2001/1/2 (57)}) 11... Kxf7 12.
fxe5+ Ke8 13. c3 Qxe5 14. Ba3 Nf6 15. Qxd3 Be6 16. Rd1 Kf7 17. Nd2 Rad8 18. Qe2
h6 19. Nf3 Rxd1+ 20. Rxd1 Qxe4 21. Ne5+ Kg8 22. Rd8+ Kh7 23. Qxe4+ Nxe4 {
Gomez Osorio,J-Munoz Leon,S/Malaga 2002/EXT 2004/0-1 (44)}) ({RR} 9. Kh1 Nf6
10. Bg5 h6 11. Bh4 g5 12. Bg3 Qd6 13. Nd2 Bg4 14. Be2 Be6 15. Nc4 Bxc4 16. Bxc4
Qe7 17. Qf3 Nd7 18. Qf5 Bc5 19. Bd5 Rb8 20. Rfd1 Bd6 21. c3 dxc3 22. Qf3 Nf6
23. Bb3 Bc5 {Tan,L (2340)-Tarazi,A/Siegen 1970/EXT 2002/1-0 (36)}) 9... Qf6 10.
a4 Be6 11. Bg5 Qg6 12. Qxg6 hxg6 13. Bxe6 fxe6 14. Nd2 Nf6 15. Bxf6 $4 (15. Nf3
Nd7 16. a5 $11) 15... gxf6 16. a5 Bc5 17. Nb3 Bd6 18. b6 cxb6 19. axb6 a6 20.
Rac1 Rc8 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "1.5"]
[White "Babatov, Martin"]
[Black "Andreev, Krasimir"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1625"]
[BlackElo "1882"]
[PlyCount "69"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 d5 2. c4 c6 3. Bf4 e6 4. e3 Bd6 5. Bxd6 Qxd6 6. c5 ({RR} 6. Qg4 g6 7. Nd2
f5 8. Qh4 Qe7 9. Qf4 Nf6 10. a3 O-O 11. Ngf3 Nbd7 12. h3 Ne4 13. Be2 g5 14. Qc7
h6 15. Ne5 Nxd2 16. Kxd2 Qg7 17. Nxd7 Qxd7 18. Qh2 Qg7 19. c5 f4 20. g4 e5 {
Potapov,A (2399)-Jurek,M (2082)/Pardubice 2014/CBM 161 Extra/1-0 (43)}) 6...
Qc7 7. b4 $146 ({RR} 7. Qg4 f6 8. Bd3 e5 9. Qg3 Qe7 10. Bxh7 exd4 11. Bg6+ Kd8
12. Ne2 dxe3 13. fxe3 Qe5 14. Nbc3 Ne7 15. Bd3 Qxg3+ 16. Nxg3 Nd7 17. Na4 Ne5
18. Be2 Nf5 19. Nxf5 Bxf5 20. O-O Be4 21. Nc3 Bg6 {
Balla,T (2212)-Halasz,F (2112)/Hungary 2005/EXT 2009/0-1 (51)}) 7... b6 8. Nd2
e5 9. Bd3 Nf6 10. h3 O-O 11. Ne2 Nbd7 12. O-O e4 13. Bc2 Nh5 14. f4 Ba6 15. Rf2
g6 16. g4 f5 17. Nf1 Bxe2 18. Rxe2 Ng7 19. Rg2 b5 20. a4 a6 21. axb5 axb5 22.
Bb3 Qb7 23. Rga2 Rxa2 24. Rxa2 Ra8 25. Qa1 Rxa2 26. Qxa2 Kf7 27. Ng3 Nf6 28. g5
Nfe8 29. Bd1 Nc7 30. h4 Qa8 31. Qxa8 Nxa8 32. Ne2 Nc7 33. Nc1 Na6 34. Na2 Ne6
35. Kf2 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "1.6"]
[White "Kolev, Lachezar"]
[Black "Georgiev, Nikolay Zh."]
[Result "1-0"]
[ECO "C46"]
[WhiteElo "1854"]
[BlackElo "1623"]
[PlyCount "57"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Nxe5 5. d4 Bd6 6. dxe5 Bxe5 7. Bc4 Nf6
8. O-O O-O 9. Bg5 ({RR} 9. Re1 Re8 10. Bg5 c6 11. Qf3 Qc7 12. g3 b5 13. Bb3 Bb7
14. Rad1 a5 15. a3 b4 16. Na4 d6 17. Qd3 c5 18. Bxf6 gxf6 19. c3 Rac8 20. Qc4
f5 21. exf5 Bf3 22. Rd3 d5 23. Qxc5 Qb8 {
Gitu,P (2012)-Weis,O (1895)/Prague 2016/CBM 174 Extra/0-1 (50)}) 9... h6 ({RR} 
9... c6 10. Re1 d6 11. Qd2 Re8 12. Nd1 h6 13. Bxf6 Qxf6 14. c3 Bf4 15. Qc2 d5
16. Bd3 Bf5 17. Ne3 Bxe4 18. g3 Bc7 19. Bxe4 Rxe4 20. c4 Qe5 21. cxd5 cxd5 22.
Qb3 Rd8 23. Qxb7 Bb6 24. Kg2 {
Tomczak,R (2375)-Romanishin,O (2555)/Germany 1992/GER-chT2/0-1}) 10. Bxf6 $146
({RR} 10. Bh4 Re8 ({RR} 10... g5 11. Bg3 Bxc3 12. bxc3 d6 13. Re1 Bg4 14. Qd3
Bh5 15. e5 dxe5 16. Bxe5 Qxd3 17. cxd3 Nd7 18. Bxc7 Rfc8 19. Be5 Nxe5 20. Rxe5
a6 21. a4 b5 22. Bd5 Rab8 23. axb5 axb5 24. c4 b4 25. f4 {
Alvarez,A (2131)-Manrique,F (2019)/Bogota 2009/EXT 2014/1-0 (32)}) 11. f3 Qe7 (
{RR} 11... c6 12. a4 Qb6+ 13. Kh1 Qxb2 14. Ne2 Qb4 15. Bb3 Bxa1 16. Qxa1 Qe7
17. Nd4 d6 18. Re1 Qe5 19. c3 Nh7 20. Qc1 Be6 21. Bd1 Rac8 22. f4 Qc5 23. f5
Bc4 24. f6 Nxf6 25. Bxf6 gxf6 26. Bg4 {
Udaykumar,A (1713)-Lohrmann,T (1461)/Willingen 2015/CBM 166 Extra/1/2 (34)})
12. Bd3 c6 13. Rb1 b5 {
0-1 Aripova,N (1844)-Chetina,E (1726)/Kemer 2009/EXT 2010}) 10... Bxf6 11. Qf3
d6 12. Rad1 Be6 13. Bb3 Qd7 14. Qg3 Kh8 15. f4 Bxc3 16. Qxc3 Qc6 17. Qxc6 bxc6
18. e5 Bxb3 19. axb3 d5 20. Rd3 Rab8 21. Ra1 Rb7 22. Rc3 Re8 23. Rxc6 Kh7 24.
Rca6 g5 25. g3 gxf4 26. gxf4 c5 27. Rxa7 Ree7 28. Rxb7 Rxb7 29. Ra6 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "1.7"]
[White "Gadzhev, Denislav"]
[Black "Ruschukov, Boyan"]
[Result "1/2-1/2"]
[ECO "B55"]
[WhiteElo "1577"]
[BlackElo "1844"]
[PlyCount "64"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 e6 7. Nc3 Nc6 8. Be3
Be7 9. Qd2 d5 10. cxd5 exd5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Nxc6 Qxd2+ 14. Bxd2
bxc6 15. Rc1 Bb7 16. Be2 O-O 17. O-O Rfe8 18. Rfe1 Bf6 19. Bc3 Bxc3 20. Rxc3
Rad8 21. Rc2 g6 22. Kf2 Kf8 23. Rd1 Rxd1 24. Bxd1 Re5 25. Re2 Rxe2+ 26. Bxe2
Ke7 27. Ke3 f6 28. a3 Kd6 29. Bd3 c5 30. Bc4 a5 31. g3 g5 32. f4 h6 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "1.8"]
[White "Ignatov, Bojidar"]
[Black "Marholev, Todor"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1826"]
[BlackElo "1404"]
[PlyCount "75"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 d5 2. c4 Nc6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 e6 7. f4 ({RR} 7.
Nf3 Be7 8. Bd3 ({RR} 8. Bb5 Bd7 9. O-O a6 10. Bd3 O-O 11. d5 Na7 12. c4 c6 13.
Ne5 exd5 14. cxd5 cxd5 15. Nxd7 Qxd7 16. exd5 Bf6 17. Rb1 Rfd8 18. Qh5 g6 19.
Qf3 Kg7 20. Be4 Nb5 21. Bh6+ Kxh6 22. Qxf6 Nd6 {
Svetly,J (1962)-De Meester,J/Prague 2016/CBM 170 Extra/1-0}) 8... O-O 9. e5 Na5
10. h4 f5 11. exf6 gxf6 12. Qe2 c5 13. Rh3 Rf7 14. h5 Nc6 15. Bh6 cxd4 16. Rd1
Qa5 17. Kf1 Bf8 18. Bxf8 Kxf8 19. cxd4 Bd7 20. Qe3 Nb4 21. Qh6+ Ke7 {
Gumerov,R (2289)-Matveenko,Y (2228)/Zvenigorod 2005/EXT 2007/1-0 (32)}) 7...
Qh4+ $146 ({RR} 7... b6 8. Nf3 a6 9. Bd3 f5 10. e5 Be7 11. a4 h6 12. h4 Bb7 13.
g3 Na7 14. Kf2 c5 15. Be3 cxd4 16. cxd4 Rc8 17. Qb3 Bd5 18. Qb2 Rc7 19. Bxa6
Be4 20. Rac1 Rd7 21. Rhd1 Kf7 22. Bc4 {
Smirnov,A (1272)-Liu,M (1181)/Montreal 2009/EXT 2011/1-0 (36)}) ({RR} 7... a6
8. Nf3 Be7 9. Bd3 f5 10. O-O O-O 11. Be3 Qe8 12. Qc2 Bd8 13. e5 Be7 14. a3 b5
15. a4 Rb8 16. axb5 axb5 17. Qb3 Nd8 18. c4 Bd7 19. d5 Nf7 20. Qc2 Nh6 21. dxe6
Bxe6 22. cxb5 {Krstic,N-Anakijev,B/Serbia 2011/EXT 2015/1-0 (31)}) ({RR} 7...
Be7 8. Nf3 O-O 9. Bd3 b6 10. O-O a5 11. e5 Bb7 12. Be3 Qd7 13. Nd2 Ba6 14. Ne4
Bxd3 15. Qxd3 Rab8 16. Rf3 f5 17. exf6 Bxf6 18. Rh3 g6 19. Re1 b5 20. Bf2 Be7
21. Bh4 Rxf4 22. Bxe7 {
Holzer,J (1909)-Diebel,G (1682)/Germany 2011/EXT 2013/0-1 (51)}) 8. g3 Qd8 9.
Nf3 Be7 10. Bd3 O-O 11. O-O h5 12. Be3 h4 13. g4 e5 14. Nxe5 Nxe5 15. fxe5 Bg5
16. Bf2 Bf4 17. Qf3 Qg5 18. h3 b5 19. Kg2 Bd2 20. Be1 Bb7 21. Rd1 Bxe1 22.
Rfxe1 f5 23. Qe3 f4 24. Qf3 a6 25. a4 bxa4 26. Bc4+ Kh8 27. Bd5 c6 28. Bc4 Rab8
29. Rb1 c5 30. Bd5 Bxd5 31. exd5 cxd4 32. cxd4 Qg6 33. Rxb8 Rxb8 34. e6 Rb3 35.
e7 Re3 36. Rxe3 fxe3 37. Qf8+ Kh7 38. Qf5 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "1.9"]
[White "Stefanov, Georgi"]
[Black "Kamenov, Valentin"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "1262"]
[BlackElo "1809"]
[PlyCount "56"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. exd6 exd6 5. Nf3 Be7 6. Be2 O-O 7. O-O Nc6 8.
c4 Nb6 9. Nc3 Bf6 $146 ({RR} 9... Re8 10. h3 ({RR} 10. a3 a5 11. b3 Bf6 12. h3
Bf5 13. Be3 Qd7 14. Qd2 h6 15. Rac1 Bg6 16. Nh2 d5 17. c5 Nc8 18. Bf3 Be4 19.
Bxe4 dxe4 20. d5 Bxc3 21. Rxc3 N6e7 22. Rd1 Rd8 23. Rc4 Qb5 24. Qb2 Rxd5 {
Skoda,M (2017)-Lampir,T (2045)/Czechia 2012/EXT 2015/1-0 (31)}) 10... h6 11.
Be3 Rf8 {1/2 Chih,L (1915)-Valente,R (2075)/Mogi das Cruzes 2014/CBM 162 Extra}
) 10. Be3 Na5 11. Ne4 Naxc4 12. Nxf6+ Qxf6 13. Bg5 Qg6 14. Qb3 Be6 15. Bd3 Qh5
16. Qc2 Bd5 17. Be4 Bxe4 18. Qxe4 d5 19. Qc2 c6 20. b3 Na3 21. Qd2 Rfe8 22.
Rfe1 f6 23. Bf4 Re4 24. Rxe4 dxe4 25. Ne1 Nd5 26. f3 Re8 27. Be3 exf3 28. Nxf3
Rxe3 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "2.2"]
[White "Kamenov, Valentin"]
[Black "Dyakov, Martin"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1809"]
[BlackElo "2030"]
[PlyCount "81"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. O-O O-O 7. Bg5 Bg4 8.
h3 Bh5 9. g4 Bg6 10. Nc3 c6 11. Ne5 Nbd7 12. Nxd7 Qxd7 13. Bxf6 gxf6 14. Qf3
Kg7 15. Ne2 Rae8 16. Ng3 Bxg3 17. fxg3 Re6 $146 ({RR} 17... Qd6 18. Rae1 Re7 ({
RR} 18... Be4 19. Bxe4 dxe4 20. Rxe4 Rxe4 21. Qxe4 Qxg3+ 22. Qg2 Qe3+ 23. Qf2
Re8 24. Kg2 Qxf2+ 25. Rxf2 Re4 26. Rd2 Kg6 27. c4 f5 28. Kf3 Re7 29. d5 fxg4+
30. hxg4 cxd5 31. Rxd5 Re6 {
1/2 Montgomery,H-Lichtenhein,T/Philadelphia,PA 1861/EXT 2002 (31)}) 19. Re3
Bxd3 20. cxd3 Rfe8 21. Rfe1 Re6 22. Rxe6 fxe6 23. Qf4 Qb4 24. Rf1 Qe7 25. h4 h6
26. g5 hxg5 27. hxg5 fxg5 28. Qe5+ Kg6 29. a3 Qg7 30. Rf2 Qe7 31. b4 Rg8 32.
Re2 {Silva,K-Zapata Campos,K/Rio de Janeiro 1998/EXT 2000/0-1 (47)}) 18. Bf5
Bxf5 19. Qxf5 Qe7 20. Rf2 Re1+ 21. Rxe1 Qxe1+ 22. Kg2 Qe7 23. Qd3 Re8 24. c3
Qe4+ 25. Qxe4 Rxe4 26. Kf3 Kg6 27. Re2 Rxe2 28. Kxe2 f5 29. Kf3 fxg4+ 30. Kxg4
f5+ 31. Kf3 Kg5 32. a4 a5 33. h4+ Kf6 34. Kf4 b5 35. b3 h6 36. Ke3 Ke6 37. Kd3
Kd6 38. Kc2 bxa4 39. bxa4 Ke6 40. Kd3 f4 $4 (40... h5 $142 $11) 41. g4 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "2.3"]
[White "Gelemerov, Yane"]
[Black "Kolev, Lachezar"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2024"]
[BlackElo "1854"]
[PlyCount "79"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c5 2. Nc3 e6 3. Nf3 d6 4. Bc4 a6 5. a4 b6 ({Relevant:} 5... Nf6 6. d4
cxd4 7. Nxd4 Be7 8. O-O O-O 9. Be3 Qc7 10. Be2 Nbd7 11. Nb3 b6 12. f4 Bb7 13.
Bf3 Rac8 14. Kh1 Qb8 15. Qe2 Qa8 16. Bg1 Rxc3 17. bxc3 Nxe4 18. c4 a5 19. Rfe1
f5 20. Nd2 Bh4 21. Nxe4 Bxe1 22. Ng5 Bxf3 23. Qxe6+ Kh8 24. Nxf3 Bc3 25. Rd1
Nc5 26. Bxc5 dxc5 27. Ng5 Qe8 28. Nf7+ Kg8 29. Nh6+ Kh8 30. Rd8 Qxd8 31. Qg8+
Rxg8 32. Nf7# {1-0 (32) Abergel,T (2458)-Lazov,T (2290) Novi Sad 2016}) 6. d3
Bb7 7. Qe2 Nc6 8. Bb3 $146 ({Predecessor (2):} 8. O-O Nf6 9. Bg5 Be7 10. e5
dxe5 11. Nxe5 Nd4 12. Qd2 O-O 13. f4 Ne8 14. Bxe7 Qxe7 15. Ne2 Nd6 16. Nxd4
cxd4 17. Bb3 Nf5 18. Rae1 Rfe8 19. c3 Rad8 20. Rf2 Qc7 21. Rfe2 Qc5 22. Kh1 Bd5
23. Bxd5 Qxd5 24. c4 Qd6 25. Nf3 Ne3 26. Nxd4 Nxg2 27. Nf5 Qxf4 28. Nh6+ Qxh6
29. Qxh6 gxh6 30. Rxg2+ Kf8 31. Re3 Rd4 32. Kg1 Red8 33. Rgg3 Ke7 34. Kf2 b5
35. axb5 axb5 36. b3 b4 37. Rh3 R8d7 {
Wijesurija,G (2170)-Atlas,V (2470) Yerevan 1996 1/2 (67)}) 8... Nf6 9. Bf4 Be7
10. O-O Nd4 11. Nxd4 cxd4 12. Nb1 O-O 13. Bg3 d5 14. e5 Nd7 15. f4 Nc5 16. Nd2
Bc8 17. Bf2 f5 18. Bxd4 Qc7 19. c3 Bd7 20. Bc2 Be8 21. b4 Nd7 22. a5 bxa5 23.
Rxa5 Bxb4 24. cxb4 Qxc2 25. Rfa1 Bh5 26. Qe3 Qc6 27. Ba7 Nb8 28. Bc5 Rc8 29.
Nb3 Qb7 30. Bd6 Nd7 31. h3 Rc2 32. Nd4 Rb2 33. Qc1 Rxb4 34. Bxb4 Qxb4 35. R5a4
Qb6 36. Qc6 Qxc6 37. Nxc6 Nc5 38. R4a3 Be8 39. Rc1 Nb7 40. Nd4 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "2.4"]
[White "Andreev, Krasimir"]
[Black "Ignatov, Bojidar"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "1882"]
[BlackElo "1826"]
[PlyCount "96"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 a6 6. b3 ({Relevant:} 6. O-O
e6 7. c4 g6 8. Qe2 Bg7 9. Rd1 O-O 10. Bc2 Qc7 11. Nc3 Nfd7 12. h3 b6 13. Nf3
Ne5 14. Nxe5 dxe5 15. Ba4 Bb7 16. Qd3 Rc8 17. Qd6 Qxd6 18. Rxd6 Nc6 19. Be3 b5
20. cxb5 axb5 21. Bxb5 Nd4 22. Rb6 Rcb8 23. Bd3 Bf8 24. Bxd4 exd4 25. Ne2 e5
26. a4 Bc8 27. Rxb8 Rxb8 28. Bb5 Bb7 29. f3 Bh6 30. b3 Kg7 31. Bd3 Bc6 32. Rb1
Bd2 33. g4 Bd7 34. Kg2 Be6 35. Bb5 Rc8 {
Videnova,I (2380)-Kozul,Z (2632) Durres 2014 1/2}) 6... e5 7. Ne2 d5 8. Bg5
dxe4 $146 ({Predecessor:} 8... Qa5+ 9. Bd2 Qc7 10. Ng3 d4 11. O-O Bd6 12. c3
Nc6 13. h3 O-O 14. Bg5 Ne8 15. cxd4 Nxd4 16. Nd2 f6 17. Be3 Bc5 18. Rc1 Qe7 19.
Kh1 Ba3 20. Rb1 Bc5 21. Rc1 g6 22. Ne2 Ne6 23. Bh6 N8g7 24. f4 exf4 25. Nxf4
Nxf4 26. Rxf4 Be3 27. Bxg7 Kxg7 28. Rf3 Ba7 29. Qe2 Be6 30. Rcf1 Rad8 31. Bc4
Bd7 32. Bd5 Bb5 33. Bc4 Bc6 34. Rd3 b5 35. Rxd8 Rxd8 36. Bd3 Qd6 37. Rf3 Qd4
38. Qf1 {Bilic,M-Bodo,N Banja Luka 2004 0-1}) 9. Bxf6 Qxf6 10. Bxe4 Bc5 11. O-O
O-O 12. c3 Qe7 13. Ng3 g6 14. b4 Ba7 15. Kh1 f5 16. Bd5+ Kg7 17. f3 Nd7 18. Nd2
Nb6 19. Bb3 Bd7 20. a3 Rae8 21. Qe2 Nc8 22. Rfe1 Nd6 23. a4 Bb8 24. c4 Nf7 25.
c5 Qh4 26. Bxf7 Rxf7 27. Ndf1 Qxb4 28. Reb1 Qxc5 29. Rxb7 Bc6 30. Rxf7+ Kxf7
31. Qxa6 e4 32. fxe4 f4 33. Ne2 Bxe4 34. Nd2 Qe5 35. Rf1 Bxg2+ 36. Kxg2 Qxe2+
37. Qxe2 Rxe2+ 38. Rf2 Rxf2+ 39. Kxf2 Ke6 40. a5 Kf5 41. a6 g5 42. h3 h5 43.
Nf3 Ba7+ 44. Kg2 g4 45. Nd2 Kg5 46. Nf1 f3+ 47. Kh2 Kf4 48. h4 Bb8 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "2.5"]
[White "Ruschukov, Boyan"]
[Black "Babatov, Martin"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1844"]
[BlackElo "1625"]
[PlyCount "81"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bg5 e6 6. e3 Be7 7. Rc1 Qb6 8. Qc2
O-O 9. Bd3 dxc4 10. Bxc4 Re8 11. O-O h6 12. Bh4 Nd5 13. Bg3 Nxc3 14. bxc3 Qa5
15. e4 b6 16. e5 Ba6 17. Bxa6 Qxa6 18. c4 Rec8 19. Nd2 b5 20. c5 Qb7 21. f4 Nf8
22. f5 exf5 23. Qxf5 Bg5 24. Rcd1 Bxd2 25. Rxd2 Ne6 26. Bf2 Qd7 27. Be3 Nf8 28.
Qe4 Qd5 29. Qxd5 cxd5 30. Rb2 a6 31. a4 Ne6 32. Ra1 bxa4 33. Rxa4 Rc6 34. Kf2
Kf8 35. Bd2 Ra7 36. Ke3 Ke7 37. Ba5 Kd7 38. Rb8 Nxc5 39. dxc5 Rxc5 40. Bb6 Rc3+
41. Kd4 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "2.6"]
[White "Grabchev, Plamen"]
[Black "Gadzhev, Denislav"]
[Result "0-1"]
[ECO "A06"]
[BlackElo "1577"]
[PlyCount "98"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. Nf3 d5 2. e3 Nf6 3. b3 c5 4. Bb2 Nc6 5. Bxf6 ({Relevant:} 5. Bb5 Bd7 6. O-O
a6 7. Bxc6 Bxc6 8. Ne5 Rc8 9. d3 g6 10. Nd2 Bg7 11. a4 O-O 12. Qe2 a5 13. f4 b6
14. Nxc6 Rxc6 15. Nf3 Ne8 16. Bxg7 Nxg7 17. e4 dxe4 18. dxe4 Ne6 19. e5 Nd4 20.
Qd3 Qc8 21. Rad1 Nxf3+ 22. Rxf3 c4 23. Qd4 Qf5 24. Qf2 Rfc8 25. h3 h5 26. Kh2
cxb3 27. cxb3 Rc2 28. Rd2 Qe4 29. Rxc2 Rxc2 30. Qe3 Qxe3 31. Rxe3 h4 32. Rd3
Rb2 33. Kg1 Kg7 34. Rc3 e6 {Zhou,W (2635)-Zhou,J (2612) Xinghua 2016 1/2 (83)})
5... gxf6 $146 ({Predecessor:} 5... exf6 6. d4 Be6 7. dxc5 Bxc5 8. Be2 d4 9.
exd4 Nxd4 10. Nxd4 Bxd4 11. c3 Be5 12. Bb5+ Ke7 13. O-O Qc7 14. h3 Rhd8 15. Qf3
Kf8 16. Bd3 Bd5 17. Be4 Qc6 18. Bxd5 Qxd5 19. Qg4 Qd3 20. Re1 Rac8 21. a4 Qd5
22. Ra3 h5 23. Qh4 Bd6 24. Ra2 Re8 25. Rf1 Re4 26. Rd2 Qf5 27. Qxe4 Qxe4 28.
Rxd6 Qc2 29. Rd5 g6 30. b4 Qb3 31. Rfd1 Qxa4 32. f3 b6 33. R5d4 Re8 34. Kf2 h4
35. R1d2 {Dechen,A-De Figueiredo,F Brazil CXEB 1999 0-1}) 6. Bb5 Bd7 7. a3 a6
8. Bxc6 Bxc6 9. d4 cxd4 10. Nxd4 Qc7 11. Nc3 e6 12. Qf3 Be7 13. Qg3 O-O-O 14.
Qxc7+ Kxc7 15. f4 Rhg8 16. g3 Bc5 17. Nxc6 Kxc6 18. Ke2 d4 19. Ne4 dxe3 20.
Nxc5 Kxc5 21. Kxe3 Rd7 22. Rhd1 Rgd8 23. Rd3 Rxd3+ 24. cxd3 h5 25. Rc1+ Kd6 26.
b4 f5 27. Rc4 Rh8 28. Rd4+ Ke7 29. h4 Rg8 30. Kf3 b5 31. a4 bxa4 32. Rc4 Rd8
33. Ke3 f6 34. Rc6 Rd6 35. Rc7+ Rd7 36. Rc6 Rd6 37. Rc7+ Ke8 38. Rc8+ Kf7 39.
Rc7+ Kg6 40. Rc5 Rb6 41. Ra5 Rxb4 42. Rxa6 Kf7 43. Ra7+ Ke8 44. Kd2 Rb2+ 45.
Ke3 Ra2 46. Kf3 a3 47. Ke3 Ra1 48. Ke2 a2 49. Kf2 Rh1 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "2.7"]
[White "Tsyntsarski, Boyko"]
[Black "Kolev, Velio"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1636"]
[BlackElo "1734"]
[PlyCount "61"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c5 2. Nf3 Qa5 3. Nc3 g6 ({RR} 3... e6 4. g3 ({RR} 4. d3 h6 5. Bd2 Qd8 6.
d4 cxd4 7. Nxd4 a6 8. Bc4 b5 9. Bb3 Bc5 10. Bf4 Qf6 11. Be3 Ba7 12. Qd2 Ne7 13.
O-O-O Nbc6 14. Rhf1 Bxd4 15. Bxd4 Nxd4 16. Qxd4 Qxd4 17. Rxd4 Nc6 18. Rd2 O-O {
Thiele,S (1258)-Ottens,J (1376)/Germany 2016/EXT 2017/1-0 (44)}) 4... a6 5. Bg2
b5 6. O-O Bb7 7. Re1 b4 8. Nb1 Nc6 9. d3 d6 10. Nbd2 Qc7 11. Nc4 Be7 12. Bf4 e5
13. Bd2 Nf6 14. Nh4 g6 15. Bh6 Bc8 16. Ne3 Rb8 17. c3 Bf8 18. Bg5 {
Aleksic,N (2440)-Bellon Lopez,J (2465)/Cutro 1997/EXT 2000/1-0 (54)}) ({RR} 
3... a6 4. d4 b5 5. Bd2 b4 6. Nd5 e6 7. Nf4 Bb7 8. d5 Nf6 9. dxe6 dxe6 10. e5
Ne4 11. Bd3 Be7 12. O-O Nd7 13. a3 Qc7 14. Qe2 Nxd2 15. Nxd2 Nxe5 16. Be4 Ng6
17. Nd3 Rd8 18. Bxb7 {
Tsyntsarski,B (1737)-Punchev,I (1840)/Sofia 2015/CBM 164 Extra/1-0 (56)}) 4.
Ne5 $146 ({RR} 4. Bc4 Nc6 5. O-O Bg7 6. d3 ({RR} 6. h3 d6 7. Re1 e6 8. d4 Nxd4
9. Nxd4 cxd4 10. Nb5 Qb6 11. c3 Ne7 12. Bg5 a6 13. Nxd4 Qc7 14. Bb3 h6 15. Be3
O-O 16. Qd2 Kh7 17. c4 g5 18. Qe2 Ng6 19. g3 Bxd4 20. Bxd4 e5 {
Karastoichev,E-Piskov,K/Sofia 1960/EXT 1999/1-0}) 6... d6 7. Ng5 e6 8. Nb5 Qd8
9. Bf4 Ne5 10. Bxe5 dxe5 11. f4 Nh6 12. Qd2 a6 13. Nc3 b5 14. Nxb5 axb5 15.
Bxb5+ Bd7 16. Bc4 O-O 17. c3 Rb8 18. fxe5 Bb5 {
Lecic,P (2089)-Stanojevic,B (2300)/Belgrade 2007/CBM 121 Extra/0-1}) ({RR} 4.
Be2 Bg7 5. O-O Nc6 6. Nd5 d6 7. c3 e6 8. Ne3 Nf6 9. Qc2 Nh5 10. g3 O-O 11. Ne1
Nf6 12. f4 d5 13. d3 d4 14. Nc4 Qd8 15. a4 e5 16. f5 Ne8 17. Nf3 gxf5 18. exf5
Bxf5 {Prahov,V-Piskov,K/Sofia 1960/EXT 1999/1-0 (40)}) 4... Bg7 5. Nc4 Qd8 6.
a4 Nc6 7. d3 d6 8. Bf4 Nf6 9. Qd2 Nd4 10. Nb5 Nxb5 11. axb5 d5 12. exd5 Qxd5
13. Rg1 Bd7 14. Be2 Bxb5 15. Nb6 Qd8 16. Nxa8 Qxa8 17. Qa5 Ba6 18. Qxc5 O-O 19.
Bf3 e5 20. Rxa6 exf4 21. Rxa7 Qe8+ 22. Kd2 Nd7 23. Qb4 b6 24. Bc6 Qe5 25. Rxd7
Re8 26. Kc1 Qe2 27. Qxb6 f3 28. Bxf3 Bh6+ 29. Kb1 Qd2 30. Rd8 Rxd8 31. Qxd8+
1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "2.8"]
[White "Sharkov, Venko"]
[Black "Stefanov, Georgi"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1701"]
[BlackElo "1262"]
[PlyCount "67"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. Nf3 Nc6 2. g3 e5 3. d3 d6 4. Bg2 Be7 5. O-O Nf6 6. c4 O-O 7. Nc3 h6 8. Rb1
a5 ({Relevant:} 8... Be6 9. b4 Qd7 10. b5 Na5 11. c5 a6 12. cxd6 Bxd6 13. d4
exd4 14. Qxd4 axb5 15. Rxb5 Be7 16. Bf4 Qc8 17. Qe5 Bd6 18. Qe3 Nc4 19. Qc1 Ba3
20. Qb1 Nd6 21. Bxd6 cxd6 22. Qa1 Bc5 23. Rd1 Bxf2+ 24. Kh1 Bc5 25. Rf1 {
0-1 (25) Ekdyshman,M (2362)-Vajda,L (2554) Zalakaros 2015}) 9. Ne1 Rb8 $146 ({
Predecessor:} 9... Bd7 10. a3 Qc8 11. b4 axb4 12. axb4 Bh3 13. b5 Bxg2 14. Kxg2
Nd4 15. e3 Ne6 16. Nc2 Ng5 17. Qe2 Qh3+ 18. Kg1 Rfe8 19. f4 exf4 20. gxf4 Ne6
21. Qg2 Qxg2+ 22. Kxg2 Nc5 23. Nb4 Bf8 24. Kf3 Ra5 25. e4 Rea8 26. Bb2 Na4 27.
Nxa4 Rxa4 28. Bxf6 gxf6 29. Nd5 Ra3 30. Ke3 c5 31. Rg1+ Kh8 32. Rg2 Ra2 33.
Rbg1 Rxg2 34. Rxg2 Bg7 35. Ne7 Ra1 36. Nf5 Bf8 37. Rd2 Re1+ 38. Kf3 Ra1 39. Kg4
{Mehlhorn,U (2150)-Ehrler,R (1914) Friedrichroda 2007 1-0}) 10. Nc2 Nb4 11. a3
Nxc2 12. Qxc2 c5 13. Bd2 Bd7 14. b4 axb4 15. axb4 b6 16. bxc5 bxc5 17. Rxb8
Qxb8 18. Rb1 Qc8 19. Rb7 Bd8 20. Qa2 Bc6 21. Bxc6 Qxc6 22. Qa7 Ba5 23. Nb1 Bxd2
24. Nxd2 Nh7 25. Rc7 Qe8 26. Ne4 Qe6 27. Re7 Qg6 28. Qd7 Ng5 29. Qxd6 Nh3+ 30.
Kf1 Qh5 31. Qxe5 Ng5 32. h4 Ra8 33. Kg2 Qxe2 34. Nf6+ 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "2.9"]
[White "Georgiev, Nikolay Zh."]
[Black "Todev, Simeon"]
[Result "1-0"]
[ECO "B73"]
[WhiteElo "1623"]
[BlackElo "1649"]
[PlyCount "83"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8.
Be3 Nc6 9. f4 Qb6 10. Qd3 Ng4 11. Bxg4 Bxd4 12. Bxd4 Nxd4 13. Nd5 Qc5 14. Nxe7+
Kh8 15. Nxc8 Nxc2+ 16. Kh1 Nxa1 17. Rxa1 f5 18. exf5 Raxc8 19. fxg6 hxg6 20.
Bxc8 Rxc8 21. Rd1 Kh7 22. Qh3+ Qh5 23. Qxh5+ gxh5 24. Kg1 Rc6 25. Rd2 Kg6 26.
Kf2 Kf5 27. Kf3 Ke6 28. g3 d5 29. h3 Rc1 30. g4 hxg4+ 31. hxg4 Rc5 32. Kg3 Kf6
33. b4 Rc3+ 34. Kh4 Rc4 35. Rxd5 Rxf4 36. a3 b6 37. Rd7 a5 38. Rd6+ Ke5 39.
Rxb6 axb4 40. Rxb4 Rf1 41. Kg5 Ke6 42. Kg6 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "3.1"]
[White "Ignatov, Bojidar"]
[Black "Gelemerov, Yane"]
[Result "0-1"]
[ECO "A55"]
[WhiteElo "1826"]
[BlackElo "2024"]
[PlyCount "56"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 Be7 6. Be2 O-O 7. O-O Re8 8. Re1
c6 9. Bf1 Qc7 10. d5 a5 ({RR} 10... Nf8 11. b4 cxd5 12. Nb5 Qd8 13. cxd5 a6 14.
Nc3 Bg4 15. h3 Bh5 16. Bd2 Qd7 17. a4 Rec8 18. a5 Bd8 19. Na4 Ng6 20. Ra3 Nh4
21. Be2 Nxe4 22. Nxh4 Bxh4 23. Bxh5 Bxf2+ 24. Kh2 Nxd2 25. Re2 {
Navara,D (2730)-Bortnyk,M (2416)/Minsk 2015/EXT 2017/0-1 (45)}) 11. h3 Nc5 12.
Nd2 $146 ({RR} 12. b3 Bd7 ({RR} 12... Bf8 13. Rb1 g6 14. a3 Bg7 15. Nd2 Nh5 16.
b4 axb4 17. axb4 Na6 18. b5 Nc5 19. bxc6 bxc6 20. Nb3 Nxb3 21. Qxb3 c5 22. Qb6
Qe7 23. Qc6 Ra6 24. Rb6 Rxb6 25. Qxb6 f5 26. Bd2 f4 27. Nb5 {
Vodicka,V (2306)-Petuchov,S (2223)/Czechia 2004/EXT 2007/1/2 (43)}) 13. Bb2 g6
14. a3 Nh5 15. b4 axb4 16. axb4 Rxa1 17. Qxa1 Nb3 18. Qd1 Nd4 19. Nxd4 exd4 20.
Qxd4 Bf6 21. Qd2 Be5 22. Nd1 Nf4 23. Bxe5 dxe5 24. Kh2 Qc8 25. Nc3 f5 26. g3
Nh5 {Kersten,U (2350)-Kohlei,R/Hermannen 1997/EXT 2001/1-0 (41)}) ({RR} 12. Bd2
Bd7 13. b3 Rec8 14. Rc1 Be8 15. g3 cxd5 16. cxd5 Qb6 17. Nh4 g6 18. Qf3 Kg7 19.
Qe3 Ng8 20. Nf3 Bd7 21. Red1 Qd8 22. Kh2 Qe8 23. Ne1 b5 24. Nd3 b4 25. Nb1 Nxd3
26. Qxd3 f5 {Cobo Arteaga,E (2420)-Bobotsov,M (2455)/Havana 1966/MCD/1/2 (48)})
12... Rf8 13. Nb3 Nxb3 14. Qxb3 Bd7 15. Be3 c5 16. f4 exf4 17. Bxf4 Nh5 18. Bh2
Bf6 19. Nb5 Bxb5 20. Qxb5 Bd4+ 21. Kh1 Rae8 22. Rad1 Be5 23. Qb3 Nf6 24. g3 Re7
25. Qc2 Qb6 26. b3 Qb4 27. Re3 Ra8 28. Ra1 Bxa1 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "3.4"]
[White "Dyakov, Martin"]
[Black "Ruschukov, Boyan"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2030"]
[BlackElo "1844"]
[PlyCount "67"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2
O-O 9. O-O-O d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Nxd5 cxd5 13. Qxd5 Qxd5 ({RR} 
13... Rb8 14. Qxd8 Bxb2+ 15. Kb1 Bd4+ 16. Kc1 Bb2+ 17. Kb1 {
1/2 Feygin,M (2500)-Klyuner,V (2362)/Essen 1999/EXT 2004}) 14. Rxd5 a6 $146 ({
RR} 14... a5 15. Bc4 Be6 16. Rc5 Rfb8 17. c3 Rb6 18. Rc7 Rd6 19. Rd1 Rxd1+ 20.
Kxd1 Be5 21. Rc6 Bd7 22. Ra6 Rxa6 23. Bxa6 Bxh2 24. b4 Be5 25. Kd2 axb4 26.
cxb4 Bb8 27. b5 Kf8 28. a4 Ke8 29. Bb6 {
Vujnovic,M (1955)-Ghersinich,E (1860)/Topusko 2016/CBM 173 Extra/1-0 (55)}) ({
RR} 14... Be6 15. Ra5 Rfc8 ({RR} 15... a6 16. a3 Rfb8 17. c3 h5 18. Rxa6 Rxa6
19. Bxa6 Bf5 20. Bd2 Rb6 21. Bc4 Rc6 22. Ba2 Bd3 23. Rd1 e6 24. h3 Kf8 25. Bb3
Rb6 26. Ba2 Rc6 27. Bb1 Bc4 28. Kc2 Rb6 29. b4 Ra6 30. Kb2 {
Vraj,K-Zeman,M/Kouty nad Desnou 2013/EXT 2015/0-1 (38)}) 16. Bd3 Rc7 17. Be4
Rb8 18. b3 Rbc8 19. Rd1 Bf5 20. Bxf5 gxf5 21. c4 e5 22. Bxa7 Ra8 23. Bb6 Rxa5
24. Bxa5 Ra7 25. b4 e4 26. fxe4 fxe4 27. Rd8+ Bf8 28. Kd2 Re7 29. b5 {
Hoang,V (1770)-Gong,K/Taipa 2014/CBM 160 Extra/1-0 (35)}) 15. Bc4 Rb8 16. b3 e6
17. Rd3 Bb7 18. Rhd1 Rfc8 19. Bg5 h6 20. Rd8+ Kh7 21. Be7 Be5 22. h3 Bf4+ 23.
Kb1 Rxd8 24. Rxd8 Rxd8 25. Bxd8 Kg7 26. Be2 Bg3 27. c4 f5 28. b4 e5 29. a4 Be1
30. b5 Bb4 31. Bb6 axb5 32. cxb5 e4 33. a5 exf3 34. Bxf3 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "3.5"]
[White "Kolev, Lachezar"]
[Black "Tsyntsarski, Boyko"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1854"]
[BlackElo "1636"]
[PlyCount "86"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c6 2. Ne2 d5 3. e5 Bf5 4. Ng3 Bg6 5. h4 h6 6. h5 Bh7 7. e6 Nf6 8. exf7+
Kxf7 9. d4 e6 10. Bd3 Bxd3 ({RR} 10... Bd6 11. Bxh7 Nxh7 12. Qd3 Qf6 13. O-O
Ke7 14. b3 Nd7 15. c4 Raf8 16. Nc3 Bxg3 17. Qxg3 Qxd4 18. Ba3+ c5 19. cxd5 Qf4
20. Qxg7+ Ke8 21. dxe6 Ne5 22. Qg3 Qxg3 23. fxg3 Rxf1+ 24. Rxf1 b6 25. Nd5 {
Erseki,T (1931)-Szabo,A (1372)/Balatonlelle 2016/CBM 173 Extra/1-0 (33)}) 11.
Qxd3 Ke7 $146 ({RR} 11... Bd6 12. Qg6+ Kf8 13. O-O Qe8 14. Re1 Qxg6 15. hxg6
Bxg3 16. fxg3 Ne4 17. Rf1+ Nf6 18. Nc3 Nbd7 19. b3 Ke8 20. Ba3 Kd8 21. Rae1 Re8
22. Bd6 b6 23. Re2 c5 24. dxc5 Nxc5 25. b4 Nce4 26. Nxe4 {
Weishaeutel,M (1431)-Gelfenbaum,D (1055)/Oberhof 2013/CBM 154 Extra/0-1 (45)})
12. O-O Qe8 13. Qe2 Kd7 14. Nd2 Bd6 15. f4 Na6 16. Nf3 Rd8 17. Ne5+ Kc8 18. Re1
Bxe5 19. Qxe5 Nc7 20. c3 Ne4 21. Nxe4 dxe4 22. Qxe4 Qxh5 23. b4 Qf5 24. a4 Rhe8
25. c4 Qxe4 26. Rxe4 b5 27. axb5 cxb5 28. c5 Kb7 29. Bd2 Nd5 30. Rae1 Nf6 31.
Rxe6 Rxe6 32. Rxe6 Rxd4 33. Bc3 Rc4 34. Re7+ Kc6 35. Be1 Nd5 36. Rxg7 Nxb4 37.
Rg6+ Kxc5 38. Bf2+ Kd5 39. Bxa7 Rxf4 40. Rxh6 Nc6 41. Rh5+ Ne5 42. g3 Re4 43.
Rh8 Nc6 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "3.6"]
[White "Georgiev, Nikolay Zh."]
[Black "Sharkov, Venko"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "1623"]
[BlackElo "1701"]
[PlyCount "85"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bb4 5. Bd2 Bxc3 ({RR} 5... Na5 6. Nge2
Nxc4 7. dxc4 O-O 8. Ng3 d6 9. Qe2 c6 10. a3 Ba5 11. O-O-O a6 12. c5 Ne8 13. Na4
Bc7 14. cxd6 Nxd6 15. Bb4 Qf6 16. Bxd6 Bxd6 17. Nb6 Rb8 18. Nxc8 Rfxc8 19. Nf5
Bf8 {1/2 Mamedov,R (2586)-Marzolo,C (2478)/Calvia 2007/CBM 120 Extra}) 6. Bxc3
d5 7. Bb5 ({RR} 7. exd5 Nxd5 8. Bxd5 Qxd5 9. Qf3 Qd6 10. Ne2 O-O 11. O-O Nd4
12. Nxd4 exd4 13. Bd2 Bd7 14. Rfe1 Bc6 15. Qg4 a6 16. a3 b5 17. Bb4 Qd5 18.
Bxf8 Rxf8 19. Qe4 Qc5 20. Qe2 Qg5 21. f3 Bd7 {
Berresheim,H (1546)-Smakic,E (810)/Nickenich 2015/EXT 2016/1-0 (47)}) 7... Qe7
$146 ({RR} 7... O-O 8. Bxc6 bxc6 9. Qe2 Re8 10. Nf3 Bg4 11. h3 Bxf3 12. Qxf3
Qd6 13. O-O Rab8 14. Rab1 c5 15. Rfe1 d4 16. Bd2 Qa6 17. a3 c4 18. Rec1 c5 19.
dxc4 Qxc4 20. b3 Qe6 21. c4 Qa6 22. Bg5 {
Arnason,J (2515)-Stefansson,H (2455)/Reykjavik 1992/CBM 028/1/2}) ({RR} 7...
dxe4 8. Bxc6+ bxc6 9. Bxe5 Qe7 10. d4 Qb4+ 11. c3 Qxb2 12. Qc1 Qxc1+ 13. Rxc1
Nd5 14. Ne2 f5 15. Bf4 Ba6 16. c4 Nb4 17. O-O Nxa2 18. Rc2 Nb4 19. Rc3 Kd7 20.
Rd1 g5 21. Bc1 Nd3 22. d5 {
Coleman,D-Capablanca,J/New York,NY 1910/Capablanca/1-0 (37)}) 8. Nf3 Bg4 9. h3
Bd7 10. Bxc6 Bxc6 11. Nxe5 dxe4 12. Nxc6 bxc6 13. O-O O-O-O 14. Bxf6 Qxf6 15.
Qg4+ Kb8 16. Qxe4 Rd4 17. Qe1 g5 18. Qc3 Qd6 19. Rae1 Rg8 20. Qb3+ Rb4 21. Qxf7
Rf8 22. Qxh7 Rxb2 23. Rb1 Qb4 24. Rxb2 Qxb2 25. c4 Qxa2 26. Qg7 Rf5 27. Qd7 Rc5
28. Qd4 Ra5 29. f3 Qc2 30. Rf2 Qc1+ 31. Kh2 Ra1 32. Rb2+ Kc8 33. Qg4+ Kd8 34.
Rb8+ Ke7 35. Qe4+ Kd7 36. Qd4+ Ke7 37. Qe5+ Kd7 38. Qe8+ Kd6 39. Qf8+ Ke5 40.
Qc5+ Ke6 41. Re8+ Kf7 42. Qf8+ Kg6 43. Re6+ 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.14"]
[Round "3.8"]
[White "Babatov, Martin"]
[Black "Grabchev, Plamen"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1625"]
[PlyCount "35"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 b6 2. e4 Bb7 3. Bd3 Nf6 4. Nc3 e6 5. Bd2 Bb4 ({RR} 5... Nc6 6. Nf3 Nb4 7.
O-O Nxd3 8. cxd3 Be7 9. Rc1 O-O 10. Re1 d6 11. Qb3 Qd7 12. Bf4 Rac8 13. Nb5 c6
14. Na3 c5 15. Bg3 cxd4 16. Nxd4 d5 17. exd5 Bxd5 18. Qb5 Qb7 19. b3 Bxa3 20.
Rxc8 {Altundasar,Y (1378)-Gokerkan,C (2279)/Izmir 2016/CBM 174 Extra/0-1}) 6.
Qe2 Nc6 $146 ({RR} 6... d5 7. e5 Bxc3 8. Bxc3 ({RR} 8. bxc3 Ne4 9. Qg4 Kf8 10.
Ne2 Nxd2 11. Kxd2 Ba6 12. Nf4 Bxd3 13. cxd3 c5 {
1/2 Swinkels,R (2379)-Degraeve,J (2551)/Bethune 2006/CBM 116 Extra}) 8... Ne4
9. Bd2 Nxd2 10. Qxd2 O-O 11. Nf3 c5 12. c3 Ba6 13. Bxa6 Nxa6 {
1/2 Bondielli,G (1804)-Menon,M (1666)/Arco 2015/CBM 168 Extra}) ({RR} 6... Qe7
7. f4 c6 8. Nf3 h6 9. a3 Bxc3 10. Bxc3 a5 11. Rg1 Na6 12. g4 Nc7 13. Bd2 b5 14.
e5 Nfd5 15. f5 b4 16. c4 bxc3 17. bxc3 Ba6 18. c4 Nb6 19. Bxa5 Nxc4 20. Bxc7 d5
21. exd6 {Willmoth,H (1552)-Milson,N (1720)/England 2015/EXT 2016/1-0 (34)}) ({
RR} 6... a5 7. Nf3 h6 8. a3 Be7 9. e5 Nd5 10. Ne4 g5 11. c4 Nf4 12. Bxf4 gxf4
13. Qd2 d5 14. cxd5 Bxd5 15. Qxf4 Nd7 16. Rc1 Nf8 17. Bb5+ c6 18. Bxc6+ Bxc6
19. Rxc6 Ng6 20. Qe3 Nh4 21. Nxh4 {
Link,A (1970)-Horndasch,L (1598)/Weissenburg 2012/EXT 2015/1-0 (48)}) 7. Nf3 h6
8. a3 Bxc3 9. Bxc3 Nh5 10. g3 a6 11. d5 exd5 12. exd5+ Qe7 13. dxc6 Qxe2+ 14.
Bxe2 Bxc6 15. O-O O-O 16. Ne5 Nf6 17. Nxc6 dxc6 18. Bxf6 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "4.1"]
[White "Gelemerov, Yane"]
[Black "Kamenov, Valentin"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "2024"]
[BlackElo "1809"]
[PlyCount "50"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 c5 ({RR} 6... Na6) 7.
e5 ({RR} 7. dxc5 Nbd7 ({RR} 7... dxc5) 8. cxd6 exd6 9. O-O ({RR} 9. Be3 Re8 10.
Qd2) 9... Re8 10. h3 ({RR} 10. a4 Ng4 11. Kh1 Qb6 12. Bc4 Nf2+ 13. Rxf2 Qxf2
14. Bxf7+ Kxf7 15. Ng5+ Ke7 16. Be3 Qh4 ({RR} 16... Qxe3 17. Nd5+) 17. Nb5)
10... b5 11. Nxb5 ({RR} 11. Bxb5 Nxe4 12. Nxe4 Rxe4 13. Ng5 Re7 14. Qxd6 h6 15.
f5) 11... Nxe4 ({RR} 11... Qb6+ 12. Kh2 Bb7) 12. Bxe4 Rxe4 13. Nxd6 Re7 14.
Nxc8 Rxc8 15. Re1 Rxe1+ 16. Nxe1 Qb6+ 17. Kh2 Nc5 18. Nd3 ({RR} 18. c3 Re8 19.
Nf3) 18... Nxd3 ({RR} 18... Re8 19. Bd2 Nxd3 20. cxd3 Qf2) 19. Qxd3 Re8 20. Bd2
Qxb2 21. Re1 Rb8 {
Karjakin,S (2782)-Mamedyarov,S (2753)/Moscow 2013/CBM 155/[Szabo,Kr]/1/2 (43)}
{RR} 22. Re7 Qxa2 23. Be3 a5 24. c4) 7... Ng4 ({RR} 7... Ne8 8. dxc5 dxe5 9.
fxe5 Qc7 10. O-O Qxc5+ 11. Kh1 Bg4 12. Qe1 Bxf3 13. Rxf3 e6 14. Bf4 Nc6 15. Ne4
Qb6 16. Be3 Qxb2 17. Bc5 Nxe5 18. Bxf8 Nxf3 19. Bxg7 Nxg7 20. gxf3 b6 21. Qc3
Qxc3 22. Nxc3 {Martinez Perez,P (2042)-Caro Martinez,R (1954)/Santa Eulalia de
Roncana 2015/EXT 2017/1-0 (57)}) 8. exd6 $146 ({RR} 8. O-O cxd4 9. Ne4 dxe5 10.
h3 Nh6 11. Nxe5 Nc6 12. Nxc6 bxc6 13. Qf3 Nf5 14. Re1 Rb8 15. b3 Be6 16. a4 Bd5
17. Ba3 Re8 18. Qf2 Qc7 19. Nc5 Qc8 20. Ba6 Qc7 21. Bd3 Qc8 22. Rab1 h5 {
Walter,T (2046)-Kirbach,T (1914)/Mittelfranken 2007/EXT 2011/1-0 (49)}) ({RR} 
8. d5 dxe5 9. h3 Nf6 10. Bc4 exf4 11. Bxf4 Nbd7 12. Qd3 a6 13. a4 Nb6 14. O-O-O
Bf5 15. Qe2 Ne8 16. g4 Bd7 17. Rhe1 Bxa4 18. Be5 Bxe5 19. Nxe5 Nd6 20. Ne4 Nxe4
21. Qxe4 Bb5 22. Bb3 Rc8 {
Sousa,J (1814)-Cruz,J (1728)/Coimbra 2009/EXT 2012/1/2 (37)}) ({RR} 8. dxc5
dxc5 9. h3 Nh6 10. Be3 Qa5 11. O-O Nf5 12. Bf2 Nc6 13. Ne4 b6 14. Be1 Qa4 15.
b3 Qa3 16. Bf2 Ba6 17. c4 Rad8 18. Qe2 Bb7 19. Nc3 Ncd4 20. Nxd4 Nxd4 21. Bxd4
cxd4 22. Nb5 Qa5 {Holtz,P-Bittorf,A/Erlangen 1994/EXT 1999/1-0 (48)}) 8... cxd4
9. dxe7 Qxe7+ 10. Ne2 Ne3 11. Bxe3 dxe3 12. c3 Rd8 13. Qc2 Nc6 14. O-O Be6 15.
a3 Na5 16. Nfd4 Bd5 17. Rad1 Rac8 18. Qb1 Nc4 19. Bxc4 Rxc4 20. Qd3 Rc5 21. Ng3
Bc4 22. Qe4 Qd7 23. Nge2 Re8 24. Qb1 Bxd4 25. cxd4 Rb5 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "4.3"]
[White "Dyakov, Martin"]
[Black "Georgiev, Nikolay Zh."]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2030"]
[BlackElo "1623"]
[PlyCount "41"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. c3 Nxe4 6. d4 exd4 7. cxd4 Be7 8.
d5 Nb4 9. a3 Na6 10. Re1 Nd6 11. Bxa6 bxa6 12. Qe2 f6 13. Bf4 Kf7 14. Nc3 Re8
15. Nd4 Bb7 16. Qh5+ Kg8 17. Re3 Bf8 18. Rh3 h6 19. Qg6 Kh8 20. Bxh6 gxh6 21.
Rg3 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "4.5"]
[White "Andreev, Krasimir"]
[Black "Kolev, Lachezar"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1882"]
[BlackElo "1854"]
[PlyCount "88"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 a6 6. c4 e6 7. O-O Nbd7 8. Qe2
b6 9. b3 Bb7 10. Nd2 Be7 11. Bb2 Qc7 12. Rad1 Nc5 13. Bb1 O-O-O 14. f4 e5 15.
Nf5 g6 16. Nxe7+ Qxe7 17. f5 g5 18. b4 Ncd7 19. Bd3 Kb8 20. Rb1 Ka7 21. Ba1 g4
22. a4 h5 23. Rb3 h4 24. Bc3 Rb8 25. Ra1 Qd8 26. Qe3 Ra8 27. Kh1 Re8 28. a5 Kb8
29. Rba3 Qc7 30. Rb3 Kc8 31. Rab1 Kd8 32. axb6 Qxb6 33. c5 dxc5 34. bxc5 Qxc5
35. Qxc5 Nxc5 36. Ba5+ Ke7 37. Rxb7+ Nxb7 38. Rxb7+ Kf8 39. Bc4 Nh7 40. Rxf7+
Kg8 41. Rf6+ Kh8 42. Rg6 h3 43. gxh3 gxh3 44. Rg3 Rab8 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "4.6"]
[White "Tsyntsarski, Boyko"]
[Black "Babatov, Martin"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1636"]
[BlackElo "1625"]
[PlyCount "86"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 e6 5. cxd5 Qxd5 6. Nc3 Qd8 7. Bb5+ Bd7 8.
Bf4 Bb4 9. Qa4 Bxc3+ 10. bxc3 Bxb5 11. Qxb5+ Qd7 12. Qg5 f6 13. Qg3 Nc6 14. Nf3
Kf7 15. O-O Nge7 16. Rad1 Qd5 17. Rd2 Ng6 18. Be3 Rac8 19. Rb2 b6 20. c4 Qxc4
21. Rc1 Qd5 22. Rbc2 Nce7 23. Nh4 Rxc2 24. Rxc2 Qh5 25. Nf3 Rc8 26. Rc7 Rxc7
27. Qxc7 Qa5 28. Qc2 Nh4 29. Kf1 Nxf3 30. gxf3 Qb5+ 31. Kg2 Qf5 32. Qb3 Qd5 33.
Qc2 h6 34. Bxh6 gxh6 35. Qh7+ Ke8 36. Qh8+ Kd7 37. Qxf6 Qg5+ 38. Qxg5 hxg5 39.
Kg3 Nf5+ 40. Kg4 Nxd4 41. f4 gxf4 42. Kxf4 Nf5 43. Kg5 b5 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "4.7"]
[White "Sharkov, Venko"]
[Black "Gadzhev, Denislav"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1701"]
[BlackElo "1577"]
[PlyCount "50"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 c5 4. e3 d5 5. Nbd2 Nc6 6. c3 Bd6 7. Bg3 a6 8. Bd3
O-O $146 ({RR} 8... cxd4 9. exd4 Bxg3 ({RR} 9... Qc7 10. O-O Bxg3 11. hxg3 O-O
12. Qe2 Nd7 13. Rae1 Re8 14. Ne5 Ndxe5 15. dxe5 b5 16. Qh5 g6 17. Qg5 Qe7 18.
Qf4 Rf8 19. Nf3 f5 20. exf6 Rxf6 21. Qh4 Bd7 22. Ne5 Raf8 23. Ng4 e5 24. Nxf6+
{Nieto Rodriguez,A (2017)-Polanco Nunez,Y (2205)/Santo Domingo 2016/CBM 170
Extra/1-0 (42)}) 10. hxg3 h6 11. Qe2 Qc7 12. Kf1 O-O 13. Nh4 e5 14. dxe5 Nxe5
15. Ndf3 Nxd3 16. Qxd3 Bd7 17. Kg1 Qb6 18. Ne5 Bb5 19. Qf3 Rae8 20. Ng4 Nxg4
21. Qxg4 Re4 22. Qf5 Bd3 23. Qxd5 {
Mai,A (1558)-Jonsson,O (1904)/Reykjavik 2016/CBM 171 Extra/1-0}) ({RR} 8... Qe7
9. Ne5 Qc7 10. f4 Ne7 11. Bh4 b6 12. O-O Bb7 13. Qf3 h5 14. Rac1 b5 15. Qg3 Rg8
16. Qh3 Rh8 17. Qf3 Nf5 18. Bxf5 exf5 19. Bxf6 gxf6 20. Nd3 c4 21. Nf2 Qd7 22.
Qh3 O-O-O 23. Nf3 {Grachev,B (2652)-Zubov,A (2601)/Minsk 2015/EXT 2017/0-1 (66)
}) ({RR} 8... c4 9. Bc2 b5 10. O-O Bb7 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 f5
14. Bc2 O-O 15. Qe2 Qd7 16. Bxd6 Qxd6 17. Rfe1 Rae8 18. Rad1 Qd5 19. Qf1 Rf6
20. Nd2 Rg6 21. f3 Rf8 22. b3 Ne7 23. Re5 {
Lapadatu,T-Misiejuk,Z/Pula 1972/EXT 2010/0-1 (33)}) 9. Ne5 Qc7 10. f4 Ne7 11.
Bf2 b5 12. g4 Bb7 13. Qf3 Ng6 14. h4 cxd4 15. exd4 Bxe5 16. fxe5 Nxe5 17. dxe5
Qxe5+ 18. Qe2 Nxg4 19. Bd4 Qxe2+ 20. Bxe2 Nh6 21. Bd3 Rfe8 22. Nf3 e5 23. Be3
Ng4 24. Bc5 e4 25. O-O-O exf3 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "5.1"]
[White "Kamenov, Valentin"]
[Black "Metev, Martin"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1809"]
[BlackElo "2062"]
[PlyCount "74"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 Bd6 6. O-O O-O 7. Bg5 c6 8. c3
Bg4 9. Nbd2 Nbd7 10. Qc2 Qc7 11. Rfe1 Rfe8 12. h3 Bh5 13. Nh4 Bf4 14. Ndf3 Bxg5
15. Nxg5 Qf4 16. Ngf3 Ne4 17. Qc1 $146 ({RR} 17. Bxe4 dxe4 18. g3 Qf6 19. Nh2
g5 20. Ng2 Bg6 21. Ng4 Qe6 22. Qd2 Qe7 23. h4 h5 24. Nh6+ Kg7 25. hxg5 Qd6 26.
Nh4 Ne5 27. N4f5+ Bxf5 28. Nxf5+ Kg6 29. Nxd6 Nf3+ 30. Kg2 Nxd2 31. Nxe8 Rxe8 {
Magis,P (1722)-Renard,A (1574)/Liege 2012/EXT 2013/1-0 (37)}) 17... Qf6 18. g4
Bg6 19. Re3 Re7 20. Qc2 Rae8 21. Rae1 Qf4 22. Ng2 Qd6 23. h4 h5 24. g5 Kf8 25.
Nh2 c5 26. f3 Ng3 27. Rxe7 Rxe7 28. Rxe7 Kxe7 29. Bxg6 fxg6 30. Qd2 cxd4 31.
cxd4 Nf8 32. Nf4 Qxf4 33. Qb4+ Ke8 34. Qb5+ Nd7 35. Qxd5 Qxd4+ 36. Qxd4 Ne2+
37. Kf2 Nxd4 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "5.2"]
[White "Gelemerov, Yane"]
[Black "Dyakov, Martin"]
[Result "0-1"]
[ECO "C12"]
[WhiteElo "2024"]
[BlackElo "2030"]
[PlyCount "76"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. Bxc3 Ne4 8. Qg4
g6 9. Bb4 c5 10. dxc5 ({RR} 10. f3 Qb6 11. Bc3 cxd4 12. fxe4 dxc3 13. b3 Qd4
14. Rd1 Qxe4+ 15. Qxe4 dxe4 16. Rd4 Bd7 17. Rxe4 Bc6 18. Re3 Nd7 19. Ne2 Ke7
20. Nxc3 a6 21. Rg1 h5 22. g3 g5 23. Bg2 Rac8 24. Bxc6 Rxc6 {
Stojmanovski,T-Jovanovic,B (2254)/Skopje 2014/CBM 159 Extra/0-1 (44)}) 10...
Nd7 11. Bb5 Qc7 12. Nf3 $146 ({RR} 12. Qe2 a6 13. Bd3 Qxe5 14. O-O-O Qg5+ 15.
Kb1 Qxg2 16. Bxe4 Qxe4 17. Qxe4 dxe4 18. Nh3 Nf8 19. Rd4 f5 20. c6 bxc6 21.
Rhd1 Nd7 22. Rd6 Nf8 23. Rxc6 g5 24. Ba5 Bd7 25. Rcd6 Rh7 26. c4 Ng6 {
Cassai,P (2115)-Cugini,V (2130)/Caorle 1989/EXT 2000/0-1 (66)}) 12... a6 13.
Bxd7+ Bxd7 14. O-O Nxc5 15. Bxc5 Qxc5 16. Nd4 O-O 17. c3 b5 18. h4 Ra7 19. a3
a5 20. Qg3 b4 21. axb4 axb4 22. Rxa7 Qxa7 23. Qe3 bxc3 24. bxc3 Kh7 25. h5 gxh5
26. g3 Rg8 27. Kg2 Qb8 28. Rh1 Rg5 29. Nf3 Rf5 30. Rh4 d4 31. cxd4 Bc6 32. Rf4
Qb7 33. Qd3 Kg6 34. g4 Bxf3+ 35. Qxf3 Qxf3+ 36. Kxf3 Rxf4+ 37. Kxf4 h4 38. Ke3
Kg5 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "5.3"]
[White "Babatov, Martin"]
[Black "Gadzhev, Denislav"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1625"]
[BlackElo "1577"]
[PlyCount "65"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 Nf6 2. c4 e6 3. Bf4 d5 4. e3 b6 ({RR} 4... Bd6 5. Bxd6 cxd6 6. Nc3 dxc4
7. Bxc4 O-O 8. Nf3 b6 9. O-O d5 10. Bb5 Ba6 11. a4 Bxb5 12. axb5 a5 13. Ne5
Nfd7 14. Nd3 Ra7 15. Qd2 Rc7 16. Rfc1 Qe7 17. Na4 Rfc8 18. Rxc7 Rxc7 19. Rc1 {
Novikov,M (2500)-Kosov,I (2386)/Tula 2006/EXT 2010/1-0 (40)}) 5. Nc3 Bd6 ({RR} 
5... Bb7 6. Nf3 Nh5 7. Be5 Nd7 8. cxd5 exd5 9. Bd3 f6 10. Bg3 Bb4 11. Qc2 Qe7
12. Bxc7 Rc8 13. Bg3 g6 14. O-O Nxg3 15. hxg3 O-O 16. Nh4 f5 17. Qb3 Bxc3 18.
bxc3 Nf6 19. Rfe1 Ne4 20. Bxe4 {
Mi,G (1505)-Liu,J/Shijiazhuang 2016/CBM 173 Extra/0-1 (45)}) 6. Bxd6 $146 ({RR
} 6. Bg3 Bb7 7. Nf3 a6 8. Rc1 O-O 9. Bd3 c5 10. cxd5 exd5 11. Bb1 Re8 12. Bh4
Nbd7 13. O-O Qc7 14. dxc5 bxc5 15. Bf5 Qc6 16. b4 c4 17. Rb1 Be5 18. Nxe5 Rxe5
19. Bxd7 Nxd7 20. Qd4 Rae8 {
Wohl,A (2411)-Hernandez Moya,Y (2174)/Havana 2011/CBM 142 Extra/1-0 (88)}) 6...
Qxd6 7. Nf3 Bb7 8. cxd5 Nxd5 9. Be2 O-O 10. O-O Rd8 11. Ne5 Nc6 12. Nxd5 Nxe5
13. dxe5 Qxd5 14. Qxd5 Bxd5 15. Rfd1 Kf8 16. Rd2 Ke7 17. Rc2 c5 18. Bf3 Bxf3
19. gxf3 Rd5 20. f4 Rad8 21. a3 Rd1+ 22. Rxd1 Rxd1+ 23. Kg2 Kd7 24. e4 Rd4 25.
f3 g6 26. Kg3 Kd8 27. Kg4 h6 28. h4 Rd1 29. Rg2 Rd3 30. Rf2 Rd1 31. Rg2 Rd3 32.
Rf2 Rd1 33. Rg2 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "5.4"]
[White "Kolev, Lachezar"]
[Black "Ruschukov, Boyan"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1854"]
[BlackElo "1844"]
[PlyCount "78"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Bc4 Bg7 5. Nf3 d6 6. d3 a6 7. a3 b5 8. Ba2 e6
9. O-O Nge7 10. Qe1 O-O 11. Qh4 Nd4 12. Nxd4 cxd4 13. Ne2 Nc6 14. Qxd8 Rxd8 15.
Ng3 Bd7 16. f5 Be5 17. fxg6 fxg6 18. Ne2 Kg7 19. Bd2 Rf8 20. Nf4 Rf6 21. Nh3
Raf8 22. Rxf6 Rxf6 23. g3 h6 24. Rf1 Rxf1+ 25. Kxf1 g5 26. Ke2 Kg6 27. Kf3 Bg7
28. Nf2 Ne5+ 29. Ke2 h5 30. h3 Nc6 31. Kf3 Ne5+ 32. Kg2 Bf6 33. Bb4 Be7 34. Bb3
Nc6 35. Bd2 Ne5 36. Bb4 Nc6 37. Bd2 Ne5 38. Bb4 Nc6 39. Bd2 Ne5 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "5.6"]
[White "Ignatov, Bojidar"]
[Black "Georgiev, Nikolay Zh."]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1826"]
[BlackElo "1623"]
[PlyCount "106"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. Ne4 a5 $146 ({RR
} 7... e6 8. Bd2 Nd7 9. Be2 a6 10. O-O Bb7 11. Nfg5 Be7 12. f4 h6 13. f5 Nxe5
14. Nxf7 Nxf7 15. fxe6 O-O 16. exf7+ Rxf7 17. Rxf7 Kxf7 18. Bh5+ Kg8 19. Qg4
Nf6 20. Qe6+ Kh8 21. Nxf6 Bxf6 22. Rf1 {
Ganz,M-Olsommer,C/Luzern 1950/EXT 2002/0-1 (32)}) ({RR} 7... Bf5 8. Ng3 Bd7 ({
RR} 8... Bg6 9. Nh4 e6 10. Nxg6 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 fxg6 13. Be2 Na6
14. O-O O-O 15. Bg4 Nac7 16. Ne4 Qh4 17. f3 h5 18. g3 Qe7 19. Bh3 h4 20. f4
hxg3 21. hxg3 Qb4 22. Qh2 c3 23. bxc3 {
Brugo,M (2053)-Hassan,A/St Petersburg 2016/CBM 174 Extra/1-0 (40)}) 9. Ng5 e6
10. Qh5 g6 11. Qh3 Bb4+ 12. Kd1 Qa5 13. a4 c3 14. N3e4 h6 15. bxc3 Nxc3+ 16.
Nxc3 Bxc3 17. Ra3 b4 18. Nxf7 Kxf7 19. Qf3+ Ke8 20. Bd3 bxa3 21. Qf6 Rg8 22.
Bxh6 {Piceu,T (2350)-Sanchez,J (2486)/Condom 2007/CBM 119 Extra/0-1 (43)}) ({RR
} 7... h6 8. Be2 e6 9. O-O Be7 10. a4 Qb6 11. Bd2 Bb7 12. b3 cxb3 13. Qxb3 a6
14. Rfc1 Nd7 15. Ra2 O-O 16. Rac2 Rfc8 17. Nc5 Qc7 18. a5 Bxc5 19. Rxc5 Nxc5
20. Rxc5 Rd8 21. Qd3 Ne7 22. Qe4 {
Shcherbakov,N (1892)-Astafurov,A (1982)/Tambov 2016/CBM 172 Extra/0-1 (35)}) 8.
Bg5 Qb6 9. Be2 g6 10. h4 h6 11. Bd2 Na6 12. h5 g5 13. Qb1 Bg4 14. a4 Nab4 15.
Nc5 e6 16. axb5 cxb5 17. Bxb4 Nxb4 18. Qe4 Bxf3 19. Bxf3 Ra7 20. O-O Bxc5 21.
dxc5 Qxc5 22. Be2 Ke7 23. Kh1 Nd5 24. g3 a4 25. Ra3 Raa8 26. f4 gxf4 27. gxf4
Rag8 28. f5 Rg5 29. fxe6 fxe6 30. Raf3 Kd7 (30... Rxh5+ 31. Kg2 Rg8+ 32. Rg3
Ne3+ $19) 31. Rf7+ Kc6 32. R7f6 Kd7 33. Bg4 Nxf6 34. Rxf6 Rxg4 35. Qxg4 Qd5+
36. Kg1 Re8 37. Rxh6 Qxe5 38. Rg6 Qe3+ 39. Kg2 Qd2+ 40. Kh3 Qe3+ 41. Kh4 Qe1+
42. Kh3 Qh1+ 43. Kg3 Qg1+ 44. Kh4 Qxg4+ 45. Kxg4 a3 46. bxa3 c3 47. Kf3 c2 48.
Rg1 Rc8 49. Rc1 Ke7 50. Ke4 Kf6 51. Kd3 Kg5 52. Rxc2 Rxc2 53. Kxc2 Kxh5 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "5.7"]
[White "Marholev, Todor"]
[Black "Tsyntsarski, Boyko"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1404"]
[BlackElo "1636"]
[PlyCount "58"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 d5 2. Nc3 c5 3. Bf4 ({RR} 3. e4 dxe4 4. d5 Nf6 5. Bf4 a6 6. a4 g6 7. Bc4
Bg7 8. Qd2 O-O 9. Nge2 Nbd7 10. Ng3 Nb6 11. Ba2 c4 12. Be5 Nbxd5 13. O-O-O Nxc3
14. Qxd8 Bh6+ 15. Rd2 Rxd8 16. Bxc3 Be6 17. Nf1 Bxd2+ {
Gorovets,A (2393)-Kupreichik,V (2464)/Minsk 2004/EXT 2005/0-1}) 3... e6 4. e3
a6 5. Nf3 $146 ({RR} 5. dxc5 Bxc5 6. Qg4 g6 7. Qg3 Nc6 8. O-O-O b5 9. Ne4 Qe7
10. Bd6 Bxd6 11. Nxd6+ Kf8 12. e4 Nf6 13. e5 Ne8 14. h4 Nxd6 15. exd6 Qf6 16.
Nf3 Bd7 17. Bd3 e5 18. Ng5 Qxd6 19. Be4 Be6 {
Rynd,J-Harvey,E/Dublin 1893/EXT 2009/1-0}) ({RR} 5. a4 Nf6 6. Nge2 Nc6 7. f3
Nh5 8. Qd2 Nxf4 9. exf4 Bd7 10. g3 Qb6 11. O-O-O cxd4 12. Nxd4 Bc5 13. Nce2
Nxd4 14. Nxd4 Bxa4 15. Kb1 Rc8 16. Nb3 Bxb3 17. cxb3 Qxb3 18. Bd3 O-O 19. f5
Bd4 {Jalaghonia,N (1902)-Buksa,N (2249)/Lagodekhi 2016/CBM 174 Extra/0-1}) 5...
Nc6 6. Ne5 Nf6 7. Bg5 cxd4 8. Nxc6 bxc6 9. Qxd4 c5 10. Qf4 h6 11. Bxf6 Qxf6 12.
Qa4+ Bd7 13. Bb5 Qd8 14. Bc6 Rb8 15. O-O Rb6 16. Bxd7+ Qxd7 17. b3 Qxa4 18.
Nxa4 Rc6 19. Rac1 Be7 20. c4 O-O 21. cxd5 exd5 22. Rfd1 Rd8 23. e4 dxe4 24.
Rxd8+ Bxd8 25. Rxc5 Rd6 26. g3 Rd2 27. Re5 Kh7 28. a3 Ra2 29. Rxe4 Rxa3 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "5.9"]
[White "Stefanov, Georgi"]
[Black "Huebner, Thomas"]
[Result "0-1"]
[ECO "C31"]
[WhiteElo "1262"]
[BlackElo "1880"]
[PlyCount "50"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e5 2. f4 d5 3. exd5 c6 4. d3 exf4 5. Bxf4 cxd5 6. Nf3 Nc6 ({RR} 6... Nf6
7. Nbd2 ({RR} 7. c3 Nc6 8. Be2 d4 9. Qa4 Bc5 10. b4 Bb6 11. c4 O-O 12. O-O Re8
13. Bd1 Bf5 14. Bc2 a5 15. b5 Nb4 16. Qb3 Re2 17. Nbd2 Ng4 18. Rae1 Rxe1 19.
Rxe1 Ne3 20. Bb1 Qf6 21. Ne4 Bxe4 {
Ghoulam,H (1655)-Nocha,S (1869)/Nouadhibou 2014/CBM 158 Extra/0-1 (35)}) 7...
Nc6 8. d4 Bd6 9. Bg5 h6 10. Bxf6 Qxf6 11. c3 O-O 12. Be2 Bc7 13. O-O Qd6 14.
Rf2 Bg4 15. Nf1 Rae8 16. Nh4 Bxe2 17. Rxe2 g6 18. g3 b5 19. a3 Na5 20. Qd3 Nc4
21. b3 {De la Villa Garcia,J (2430)-Estremera Panos,S (2315)/Leon 1989/EXT
1997/1/2 (40)}) 7. Be2 Qf6 8. Bc1 Bc5 9. Nc3 $146 ({RR} 9. c3 d4 10. c4 Nge7
11. a3 a5 12. b3 O-O 13. O-O Nf5 14. Bg5 Qg6 15. h4 h6 16. Bd2 Bd7 17. h5 Qd6
18. Qc1 Rae8 19. Bf4 Qf6 20. Rf2 Ne3 21. Nh2 Bf5 22. Nd2 Qe6 23. g4 Bh7 {
Uteshin,D (2098)-Dotsenko,S (2185)/Nizhnij Tagil 2007/EXT 2009/0-1 (38)}) 9...
Nge7 10. Bg5 Qd6 11. d4 Bb6 12. Bb5 O-O 13. O-O f6 14. Bxc6 Nxc6 15. Be3 Bg4
16. Ne2 Rfe8 17. Bf4 Qe6 18. Re1 Qf5 19. c3 Rxe2 20. Qxe2 Qxf4 21. Rf1 Bc7 22.
g3 Qd6 23. Qf2 Re8 24. Rae1 Rxe1 25. Rxe1 Qd7 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "6.1"]
[White "Metev, Martin"]
[Black "Dyakov, Martin"]
[Result "1/2-1/2"]
[ECO "C12"]
[WhiteElo "2062"]
[BlackElo "2030"]
[PlyCount "108"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. exf6 hxg5 7. fxg7 Rg8 8. a3
Bxc3+ 9. bxc3 Qf6 10. Nf3 Qxg7 (10... a6 11. c4 dxc4 12. Bxc4 c5 13. O-O Qxg7
14. d5 g4 15. dxe6 Bxe6 16. Bxe6 fxe6 17. Nh4 Nd7 18. Re1 O-O-O 19. Qd6 Qf6 20.
g3 Rdf8 21. Rf1 Rg5 22. Rad1 Rd8 23. Rfe1 Re5 24. Rxe5 Qxe5 25. Qxe5 {
Lima,A (1882)-Lemos,D (1971) Juazeiro do Norte 2012 0-1 (52)}) 11. Ne5 (11. Rb1
Nd7 12. Bb5 c6 13. Ba4 Kd8 14. Qd3 g4 15. Nd2 e5 16. O-O Rh8 17. Rfe1 e4 18.
Qg3 Qh6 19. Nxe4 dxe4 20. Rxe4 f5 21. Ree1 f4 22. Qd3 Qxh2+ 23. Kf1 Qh1+ 24.
Ke2 Qxg2 25. Kd2 g3 {Hoarau,J-Goldenberg,R (2274) Etang Sale 2000 0-1 (37)})
11... Nd7 $146 (11... c5 12. Bb5+ Bd7 13. Bxd7+ Nxd7 14. Nxd7 Kxd7 15. Rb1 Rab8
16. Qd3 c4 17. Qe3 b5 18. O-O Rh8 19. Rfe1 Qh7 20. Qg3 Qxc2 21. Rec1 Qf5 22.
Re1 Qf4 23. Qxf4 gxf4 24. g3 a5 25. Re2 b4 26. axb4 {
Robert,F-Cocogne,L Noumea 1995 0-1 (42)}) 12. Nxd7 Bxd7 (12... Kxd7 $6 13. c4
$11) 13. Rb1 O-O-O 14. Be2 Rh8 15. Qd3 Bc6 (15... Rde8 16. O-O $17) 16. a4 (16.
h3 Kb8 $17) 16... g4 17. a5 a6 (17... Rh4 $5 $17) 18. Qg3 $15 Rdg8 19. f3 Qh7
20. Bd3 Qh5 21. f4 Rh6 (21... f5 22. Kd2 $17) 22. Be2 (22. h4 $142 $5 $11)
22... Qg6 $17 23. Bd3 Qf6 (23... f5 24. Kd2 $17) 24. Be2 Qe7 25. Rb4 f5 26. Kf2
(26. Kd2 Rgh8 $17) 26... Qh7 27. Bd3 Rh8 28. Kg1 Bd7 29. Be2 Qe7 (29... Rh4 30.
Kf2 $17) 30. Qe3 Qh4 31. Bd3 Qf6 32. Be2 R8h7 33. Rb1 (33. g3 $5 $17) 33... Qh8
34. Qg3 Qf8 35. Rb4 c5 36. Rb6 c4 37. Kf2 Bc6 38. Rb4 Qd8 39. Rb6 Qd6 40. Rb4
Bb5 41. Rbb1 Qa3 (41... Qd8 42. Ra1 $19) 42. Ra1 $17 Qb2 (42... Qe7 43. Bf1 $17
) 43. Rac1 (43. Qe3 $5 Qxc2 44. h4 $17) 43... Qa2 $19 44. Ra1 Qxc2 45. h3 Qe4 (
45... gxh3 $142 $5 46. Rac1 Qb2 $17) 46. Rae1 $15 gxh3 (46... Rh4 $5 47. Bxc4
Qc2+ 48. Re2 Qa4 49. Bxb5 Qxb5 $15) 47. Rxh3 $11 Rxh3 48. gxh3 Kd7 49. Bxc4
Qc2+ 50. Re2 Qa4 51. Bxb5+ Qxb5 52. Rxe6 Rxh3 (52... Qxa5 53. Qg6 Re7 54. Re5
Rxe5 55. dxe5 (55. fxe5 $6 Qxc3 56. Qxf5+ Kc7 $11) 55... Qxc3 56. Qxf5+ Ke8 57.
Qe6+ Kf8 58. Qd6+ Kg7 59. Qxd5 $18) 53. Qxh3 Kxe6 54. Qh6+ Ke7 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "6.2"]
[White "Ruschukov, Boyan"]
[Black "Kamenov, Valentin"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "1844"]
[BlackElo "1809"]
[PlyCount "53"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 Be7 7. e4 O-O 8. Bg2
Re8 9. Nge2 Nbd7 10. O-O Bf8 11. f4 b5 12. e5 dxe5 13. Nxb5 Qb6 14. Nec3 exf4
15. Bxf4 Ne5 16. d6 c4+ 17. Qd4 Qxd4+ 18. Nxd4 Rb8 19. Bxe5 Rxe5 20. Nc6 Bxd6
21. Rad1 Re6 22. Nxb8 Bxb8 23. Rd8+ Re8 24. Rxe8+ Nxe8 25. Bd5 Nd6 26. Ne4 Bh3
27. Re1 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "6.4"]
[White "Georgiev, Nikolay Zh."]
[Black "Babatov, Martin"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1623"]
[BlackElo "1625"]
[PlyCount "82"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Bg4 5. Bc4 e6 6. h3 Bxf3 7. Qxf3 Nf6 8.
Nxf6+ Qxf6 9. Qxf6 gxf6 10. d4 ({RR} 10. O-O Bg7 11. f4 f5 12. a4 Nd7 13. a5 a6
14. Rb1 Nf6 15. c3 h5 16. d3 O-O-O 17. Bd2 Nd5 18. Bb3 Bf8 19. Rf3 h4 20. Bd1
Bd6 21. Be2 Rhg8 22. b4 Rg6 23. c4 Nc7 24. Be1 Be7 {
Yanofsky,D (2460)-Reilly,B/Amsterdam 1954/EXT 2001/1/2 (42)}) 10... Rg8 $146 ({
RR} 10... Nd7 11. Be3 Nb6 12. Bb3 ({RR} 12. Be2 h5 13. h4 Nd5 14. Bd2 Bh6 15.
Bxh6 Rxh6 16. O-O-O f5 17. Bf3 Ke7 18. g3 Rd8 19. Rhe1 Nf6 20. Re3 Ng4 21. Re2
Kf6 22. Rd3 Rhh8 23. Bxg4 fxg4 24. f4 gxf3 25. Rxf3+ Ke7 26. Ref2 f5 {
Yumashev,V (1813)-Gorelov,V/Tambov 2013/EXT 2014/1-0 (56)}) 12... Nd5 13. c4
Nxe3 14. fxe3 Bb4+ 15. Ke2 Ke7 16. a3 Bd6 17. g4 Rag8 18. Bc2 h5 19. Kf3 hxg4+
20. hxg4 Kf8 21. Be4 Kg7 22. a4 Bc7 23. b3 Rxh1 24. Rxh1 Rh8 25. Rxh8 {
Gurrea Martinez,J (1880)-Lorente Ibanez,L (1944)/Alfaro 2001/EXT 2003/1/2 (54)}
) ({RR} 10... Bd6 11. Bd2 Nd7 12. O-O-O O-O-O 13. a3 c5 14. Be3 f5 15. g4 f4
16. dxc5 Nxc5 17. Rxd6 Rxd6 18. Bxc5 Rc6 19. b4 a6 20. Bb3 h5 21. Bd4 Rd8 22.
Bf6 Rd3 23. gxh5 {
1-0 Hasanagic,A (1860)-Holzbauer,J (2123)/Feffernitz 2005/CBM 108 Extra}) 11.
O-O Nd7 12. Bf4 Nb6 13. Bd3 Nd5 14. Bh2 h5 15. c3 h4 16. Rfe1 O-O-O 17. Re4 Rh8
18. Rg4 f5 19. Rg5 Bh6 20. Rh5 Bf4 21. Rxh8 Rxh8 22. Re1 Rg8 23. Be2 Kd7 24.
Bf3 Bxh2+ 25. Kxh2 b5 26. Kg1 Nf4 27. Kf1 f6 28. c4 bxc4 29. Rc1 Rb8 30. b3
cxb3 31. Bxc6+ Kd6 32. axb3 Rc8 33. g3 hxg3 34. fxg3 Nd5 35. Ra1 Rxc6 36. Rxa7
Rc2 37. h4 Ne3+ 38. Kg1 Rg2+ 39. Kh1 Rxg3 40. Kh2 Nf1+ 41. Kh1 Rxb3 0-1

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "6.5"]
[White "Kolev, Velio"]
[Black "Kolev, Lachezar"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1734"]
[BlackElo "1854"]
[PlyCount "63"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. Nbd2 Bd6 ({RR} 6... g6 7.
b3 Bg7 8. Bb2 c5 9. e3 Nc6 10. Ne5 O-O 11. f4 Rc8 12. Ndf3 Ng4 13. Nxc6 Bxc6
14. Bxg7 Kxg7 15. Re1 d4 16. e4 Ne3 17. Qd2 Re8 18. Bh1 f6 19. Nh4 e5 20. Ng2
Nxg2 21. Bxg2 {
Jakovenko,D (2713)-Riazantsev,A (2708)/Khanty-Mansiysk 2013/CBM 154 Extra/1/2})
7. e4 ({RR} 7. Re1 O-O 8. e4 dxe4 9. dxe4 e5 10. b3 Re8 11. Bb2 Na6 12. Nc4 Nc5
13. Nxd6 cxd6 14. Nd2 Qc7 15. Qe2 Rac8 16. c4 Ne6 17. Qd3 Nd7 18. Rad1 Ndc5 19.
Qe3 Na6 20. Nb1 Red8 21. Qd2 Nb8 {Quintero Perdomo,A (1743)-Gonzalez Garcia,Z
(1822)/Tenerife 2016/CBM 170 Extra/1/2 (41)}) 7... dxe4 8. Ng5 h6 $146 ({RR} 
8... Nbd7 9. Ngxe4 Rb8 10. Nxd6+ cxd6 11. Ne4 Nxe4 12. dxe4 Qc7 13. c3 O-O 14.
Re1 Rfd8 15. a4 Ne5 16. f4 Nc4 17. b3 Na5 18. Bb2 d5 19. e5 Ba6 20. Kh1 Rbc8
21. g4 d4 22. c4 Bb7 23. Qd3 {
Khetho,P (2222)-Sinkamba,B/Gaborone 2011/CBM 142 Extra/1/2 (49)}) ({RR} 8...
O-O 9. Ngxe4 Nxe4 ({RR} 9... Be7 10. Nxf6+ Bxf6 11. Bxb7 Nd7 12. Bxa8 Qxa8 13.
Qf3 Qd8 14. Ne4 Be7 15. Nc3 Ne5 16. Qg2 Qd4 17. Bf4 Ng6 18. Be3 Qd7 19. a3 c5
20. h4 f5 21. Rae1 f4 22. Bxf4 Bxh4 23. Bd2 Bf6 24. Qh3 {
Belezky,A (2381)-Kuzmina,O (2249)/Internet 2006/CBM 112 Extra/1-0 (35)}) 10.
Nxe4 Nd7 11. Nxd6 Bxg2 12. Nxf7 Rxf7 13. Kxg2 Ne5 14. Qe2 Qd5+ 15. Qe4 Raf8 16.
Qxd5 exd5 17. f4 d4 18. Bd2 Ng4 19. Rae1 c5 20. Re6 b5 21. Rfe1 Rc7 22. h3 Nf6
23. Re7 {Dibai,J (1813)-Silva,D (1543)/Sao Paulo 2013/CBM 152 Extra/1-0 (55)})
9. Ngxe4 Nxe4 10. Nxe4 Nc6 11. Nxd6+ cxd6 12. d4 d5 13. c3 O-O 14. Qg4 Qf6 15.
Qf4 Qxf4 16. Bxf4 b5 17. Bd6 Rfd8 18. Bc5 a5 19. a3 a4 20. f4 Na5 21. Bb6 Re8
22. Bxa5 Rxa5 23. Rae1 Raa8 24. Re3 Bc6 25. Rfe1 g6 26. Re5 Kg7 27. Bh3 h5 28.
Kf2 Kf6 29. Bg2 Rh8 30. h3 Rad8 31. Bf3 Rh7 32. Bg2 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "6.6"]
[White "Andreev, Krasimir"]
[Black "Tsyntsarski, Boyko"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "1882"]
[BlackElo "1636"]
[PlyCount "65"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 a6 6. c4 Qb6 7. Ne2 Nc6 8. Bc2
g6 9. a3 Ng4 10. O-O Bg7 11. Nbc3 O-O 12. h3 Nge5 13. b3 Qd8 14. Be3 Rb8 15. f4
Nd7 16. b4 Nb6 17. Bb3 Be6 18. Qd3 Rc8 19. Rac1 g5 20. Nd5 Bxd5 21. exd5 gxf4
22. dxc6 fxe3 23. cxb7 Rc7 24. Bc2 f5 25. Rxf5 Rxf5 26. Qxf5 Bf6 27. Rf1 e6 28.
Qxf6 Qxf6 29. Rxf6 Rxb7 30. Rxe6 Nxc4 31. Bb3 d5 32. Bxc4 dxc4 33. Rxe3 1-0

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "6.7"]
[White "Sharkov, Venko"]
[Black "Ignatov, Bojidar"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "1701"]
[BlackElo "1826"]
[PlyCount "63"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. Nf3 Nf6 2. c4 c5 3. g3 d6 4. Bg2 Nc6 5. d3 ({RR} 5. a3 g6 6. Nc3 Bg7 7. Rb1
O-O 8. b4 b6 9. O-O Bg4 10. d3 Rc8 11. h3 Bd7 12. Bg5 h6 13. Bd2 Re8 14. e3 Bf5
15. e4 Bd7 16. b5 Na5 17. Ne1 e5 18. Nc2 Be6 19. Ne3 h5 {
Kramnik,V (2772)-Gashimov,V (2758)/Moscow 2009/EXT 2010/1-0 (43)}) ({RR} 5. O-O
e6 6. d4 Be7 7. d5 exd5 8. cxd5 Nb4 9. Nc3 Bf5 10. Nh4 Bd7 11. a3 Na6 12. e4
O-O 13. e5 Ne8 14. e6 fxe6 15. dxe6 Bc6 16. Nf3 Nac7 17. Re1 b5 18. b4 Qc8 19.
Bb2 Qb7 {
Ramos Aguilar,J (2052)-Evora Brondo,J (1941)/Tenerife 2016/EXT 2017/1-0}) 5...
e5 $146 ({RR} 5... Bd7 6. O-O e6 7. Nc3 Be7 8. a3 O-O 9. Rb1 Rb8 10. b4 b6 11.
b5 Na5 12. Nd2 Bc8 13. Nb3 Nxb3 14. Qxb3 Bb7 15. f3 d5 16. a4 d4 17. Ne4 Nxe4
18. fxe4 Bg5 19. Qc2 Be7 20. Bd2 {
Kirschner,M (1557)-Brueckner,A (1390)/Eschborn 2013/EXT 2014/0-1 (44)}) ({RR} 
5... Bg4 6. Nc3 Qd7 7. h3 Bh5 8. a3 e6 9. Bd2 Rb8 10. Rb1 d5 11. cxd5 Nxd5 12.
O-O a6 13. Nxd5 exd5 14. g4 Bg6 15. Nh4 Be7 16. Nxg6 hxg6 17. Bf4 Bd6 18. Bxd6
Qxd6 19. e3 b5 20. f4 {
Vasques,J (1886)-Silva,F (1908)/Vila Real 2005/CBM 107 Extra/0-1 (64)}) ({RR} 
5... g6 6. O-O Bg7 7. Re1 O-O 8. Nbd2 Nd7 9. Rb1 Nde5 10. a3 Rb8 11. Ng5 Bg4
12. f3 Bc8 13. b4 Nd4 14. f4 Ng4 15. e3 cxb4 16. axb4 Nc6 17. Nf1 Nf6 18. Bd2
h6 19. Nf3 e5 20. b5 {
Reimann,G (1799)-Roth,K (1577)/Bergen 2007/EXT 2008/1/2 (35)}) 6. Nc3 g6 7. Nd2
Bg7 8. Nf1 O-O 9. Ne3 Ne7 10. O-O Rb8 11. Qa4 a6 12. Bd2 b5 13. Qc2 b4 14. Ncd5
Nexd5 15. Nxd5 Nxd5 16. Bxd5 a5 17. e4 Kh8 18. Qc1 Qe7 19. Bh6 Be6 20. Bxg7+
Kxg7 21. Bxe6 Qxe6 22. f4 f5 23. Qe3 Rb7 24. Rf2 Rbf7 25. Raf1 exf4 26. Rxf4
fxe4 27. Rxf7+ Rxf7 28. Rxf7+ Kxf7 29. Qxe4 Qxe4 30. dxe4 Kf6 31. Kf2 Ke5 32.
Ke3 1/2-1/2

[Event "179th open MGU 14-15 January 2017"]
[Site "Sofia"]
[Date "2017.01.15"]
[Round "6.9"]
[White "Huebner, Thomas"]
[Black "Stanchev, Plamen"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1880"]
[BlackElo "1838"]
[PlyCount "65"]
[EventDate "2017.01.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceDate "2008.07.28"]

1. e4 d5 2. exd5 Nf6 3. c4 e6 4. d4 exd5 5. Nc3 Bb4 6. Bd3 O-O 7. Nge2 c5 8.
O-O Bg4 9. a3 $6 (9. Nxd5 $16) 9... Qa5 $4 (9... Bxc3 $142 $11) 10. axb4 $6 (
10. Na2 $1 Qa6 11. Nxb4 cxb4 12. c5 Qe6 13. f3 Bf5 14. Nf4 $18) 10... Qxa1 11.
dxc5 Nc6 12. Qb3 Qa6 $4 (12... dxc4 $142 13. Bxc4 a5 14. Be3 $14) 13. Nxd5 Bxe2
14. Nxf6+ gxf6 15. Bxe2 (15. b5 $142 Qa5 16. Bxe2 $18) 15... Nd4 16. Qg3+ Kh8
17. Bd3 Qe6 18. Qh4 Ne2+ 19. Bxe2 Qxe2 20. Qxf6+ Kg8 21. Qg5+ Kh8 22. Qf6+ Kg8
23. Bh6 Qg4 24. f3 Qg6 25. Qxg6+ hxg6 26. Bxf8 Kxf8 27. Rd1 Ke7 28. Kf2 Rc8 29.
Ra1 a6 30. Ke3 Rd8 31. b5 axb5 32. cxb5 Rc8 33. Kd4 1-0

