[Event "Memorial J T Mangini"]
[Site "Rio de Janeiro"]
[Date "2011.04.08"]
[Round "9"]
[White "Position 1"]
[Black "Stamenkovic-Chauca"]
[Result "1-0"]
[SetUp "1"]
[FEN "r1b1k2r/1p1n1ppp/pq1bpn2/2ppN3/3P1B2/2PBP3/PP1NQPPP/1R2K2R w Kkq - 0 12"]
[PlyCount "5"]
[EventDate "2011.03.29"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "3"]

12. Nec4 $1 (12. Ndc4 {first is also fine, since Black has to take.} Qc7 $2 {
is not an option.} 13. Nxd6+ Qxd6 14. Nxf7 Qf8 15. Nxh8 Qxh8) 12... dxc4 13.
Nxc4 Qc6 14. Nxd6+ 1-0

[Event "ch-CHN w 2011"]
[Site "Xinghua Jiangsu CHN"]
[Date "2011.04.07"]
[Round "8"]
[White "Position 2"]
[Black "Qi-Jue"]
[Result "0-1"]
[SetUp "1"]
[FEN "r1b2rk1/ppp2qbp/3p2p1/8/2P1P1p1/1PN5/P2Q1PPP/2RBR1K1 b - - 0 21"]
[PlyCount "6"]
[EventDate "2011.03.30"]

21... Bh6 $1 22. Re3 (22. Qxh6 Qxf2+ 23. Kh1 Qxe1#) 22... Be6 23. Bc2 Bxe3 24.
Qxe3 0-1

[Event "ch-CHN w 2011"]
[Site "Xinghua Jiangsu CHN"]
[Date "2011.03.31"]
[Round "2"]
[White "Position 3"]
[Black "Yixin-Yang"]
[Result "0-1"]
[SetUp "1"]
[FEN "3r1r1k/pppb3p/5bq1/4np2/3Bpn2/1BP4P/PP1N1PP1/R3RQNK b - - 0 21"]
[PlyCount "25"]
[EventDate "2011.03.30"]

21... Bb5 $3 22. Ne2 (22. Qxb5 $4 Qxg2#) 22... Bxe2 23. Rxe2 Nxe2 24. Qxe2 Nd3
25. Bxf6+ Rxf6 26. Rg1 Qh6 27. Nc4 Rg8 28. Ne3 f4 29. Nd1 f3 30. Qxe4 Rxg2 31.
Qe8+ Rf8 32. Qd7 Qg5 33. Qd4+ Ne5 0-1

[Event "ch-CHN w 2011"]
[Site "Xinghua Jiangsu CHN"]
[Date "2011.04.08"]
[Round "9"]
[White "Position 4"]
[Black "Jue-Tong"]
[Result "1-0"]
[SetUp "1"]
[FEN "r1bqr1k1/1p3pb1/2pp1npp/p1n5/2PNP3/2N1B1PP/PPQ2PB1/3R1RK1 w - - 0 14"]
[PlyCount "3"]
[EventDate "2011.03.30"]

14. Nxc6 $1 Qc7 (14... bxc6 15. Bxc5 {and Black cannot take back with} dxc5 {
due to} 16. Rxd8) 15. Nd4 1-0

[Event "Memorial J T Mangini"]
[Site "Rio de Janeiro"]
[Date "2011.04.05"]
[Round "6"]
[White "Position 5"]
[Black "Di Berardino-Abdalla"]
[Result "1-0"]
[SetUp "1"]
[FEN "1b4k1/pb2rpp1/6p1/3p4/3B1PP1/4P3/r5BP/1RR3K1 w - - 0 32"]
[PlyCount "5"]
[EventDate "2011.03.29"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "3"]

32. Bxd5 (32. Rxb7 $2 Rxg2+ $1 (32... Rxb7 $2 33. Bxd5 Rab2 34. Bxb2 Rxb2 35.
Rc8+ Kh7 36. g5) 33. Kxg2 Rxb7) 32... Bxd5 33. Rxb8+ Kh7 34. Rcc8 1-0

[Event "ch-CHN 2011"]
[Site "Xinghua Jiangsu CHN"]
[Date "2011.04.10"]
[Round "11"]
[White "Position 6"]
[Black "Yangyi-Ziyang"]
[Result "1-0"]
[SetUp "1"]
[FEN "4r1k1/1p5R/p2pb1p1/8/2B2rP1/8/PPP5/2KR4 w - - 0 23"]
[PlyCount "17"]
[EventDate "2011.03.30"]

23. Rdh1 $1 Rxc4 24. Rh8+ Kf7 25. R1h7+ Kf6 26. Rxe8 Bxg4 27. Rxb7 Bf5 28. c3
Rh4 29. Rb6 Rh2 30. Rxd6+ Kf7 31. Rb8 1-0

[Event "ch-CHN w 2011"]
[Site "Xinghua Jiangsu CHN"]
[Date "2011.04.01"]
[Round "3"]
[White "Position 7"]
[Black "Zhongyi-Wenjun"]
[Result "0-1"]
[SetUp "1"]
[FEN "2r4k/1p4r1/2q3n1/PQ4n1/P2B1p2/8/6P1/3RR1K1 b - - 0 38"]
[PlyCount "31"]
[EventDate "2011.03.30"]

38... Nf3+ $3 39. Kf2 (39. gxf3 Ne5+ $1 40. Kf1 (40. Kh2 $2 Qh6#) 40... Qxf3+
41. Bf2 Qg2+ 42. Ke2 Rc2+ 43. Rd2 Qf3+ 44. Kf1 Rxd2 45. Re2 Qh1+) 39... Nxd4
40. Rxd4 Qf6 41. Rh1+ Kg8 42. Qb3+ Qf7 43. Qxf7+ Rxf7 44. Rh5 Rc6 45. Rb4 Re7
46. Rb6 Kg7 47. Rxc6 bxc6 48. g3 fxg3+ 49. Kxg3 Re4 50. Rc5 Ne7 51. Kf3 Rxa4
52. Ke3 Kf6 53. Kd3 Ke6 0-1

[Event "Memorial J T Mangini"]
[Site "Rio de Janeiro"]
[Date "2011.04.07"]
[Round "8"]
[White "Position 8"]
[Black "Di Berardino-Stamenkovic"]
[Result "*"]
[SetUp "1"]
[FEN "r1b2rk1/1p2qpp1/p1p2n1p/3nN1N1/P2P4/1B2P2P/1PQ3P1/R4RK1 w - - 0 19"]
[PlyCount "9"]
[EventDate "2011.03.29"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "3"]

19. Ngxf7 $3 Be6 (19... Rxf7 20. e4 $1 (20. Nxf7 Qxe3+ 21. Kh1 Kxf7)) 20. Nh8
$1 Nxe3 (20... Kxh8 21. Ng6+ Kh7 22. Nxe7+) 21. Nhg6 Qd6 22. Qc5 Rfd8 (22...
Qxc5 23. Bxe6+) 23. Ne7+ $18 *

