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Zi Yi Joey Qin vs Mariano Sana
Miami Open (2009), rd 9, Sep-07
Italian Game: Scotch Gambit. Anderssen Attack (C56)  ·  0-1

8
7
6
5
4
3
2
a
1
b
c
d
e
f
g
h
White to move.
ANALYSIS [x]
Notes by Stockfish 11 (minimum 6s/ply)better is 4.d3 Bc5 5.c3 a5 6.O-O d6 7.a4 O-O 8.Bg5 h6 9.Bh4 = +0.35 (30 ply)= -0.26 (39 ply) 10...Bd6 11.Nxd6+ cxd6 12.Bf4 Qd5 13.c3 h6 14.Rc1 O-O = -0.08 (31 ply) ⩲ +1.08 (31 ply) 14.Nb3 O-O-O 15.Nd6+ cxd6 16.Rxe7 Bc6 17.Qd4 Rhe8 ⩲ +1.15 (29 ply) 14...Qh4 15.c3 O-O 16.Nb3 Bc8 17.Re4 Qf6 18.Qd4 Qxd4 = 0.00 (38 ply) 15.Nb3 Be6 16.Qd6 Rd8 17.Qc7 Rd7 18.Qxc5 Qxc5 19.Nxc5 ± +2.48 (35 ply) ⩲ +1.39 (35 ply) 16.Qxe7 cxd4 17.Re5 Qg6 18.Nd3 Bc6 19.Qc5 Rhe8 20.Rxe8 ± +1.61 (35 ply)= +0.41 (36 ply)better is 18.Ne4 Nd4 19.Qc4 Qd5 20.Qa4 a6 21.c3 f5 22.cxd4 fxe4 ⩲ +0.70 (36 ply)= 0.00 (41 ply)better is 25.Ng5 a6 26.Qxa6 Qd1+ 27.Kf2 Ne5 28.Rxe5 Rxe5 29.Qa7+ = 0.00 (44 ply)better is 25...Rxe2 26.Qxe2 Qa2 27.Nd1 Qxa4 28.Ne3 Ne7 29.Nc4 Kd8 ⩱ -0.60 (31 ply)= 0.00 (42 ply) after 26.h4 g6 27.Nh3 Ne5 28.Nf4 Qd1+ 29.Kf2 Rd2 30.Rxd2 Qxd2+ better is 28.Nd1 Qd2 29.Ne3 Qxe2 30.Rxe2 f4 31.Nc4 Rd1+ 32.Kh2 Ra1 = +0.10 (37 ply) ⩱ -0.54 (37 ply) 29.Qf1 h6 30.Re1 Qd5 31.Qe2 Qb3 32.Rd1 Rd5 33.Rxd5 Qxd5 = -0.07 (32 ply) ⩱ -1.35 (46 ply) 31.Kf1 f4 32.Ke2 c4 33.Ne4 h6 34.Kd2 Ke7 35.Kc2 Kd7 ⩱ -1.20 (48 ply)better is 31...c4 32.Ne3 f4 33.Nd5 Nd3 34.Nxb6 Nxb2 35.Nd5 Nxa4 -+ -3.69 (41 ply) 32.b3 f4 33.Kf1 Kd7 34.Nf2 Nc1 35.Ne4 Nxb3 36.Ke2 c4 ∓ -1.95 (45 ply) 32...c4 33.Ke2 f4 34.b3 Nc1+ 35.Kd2 Nxb3+ 36.Kc2 Nc5 -+ -3.60 (40 ply) 33.c4 Kd7 34.Ke2 Ne5 35.b3 Ng6 36.Nc3 Nh4 37.Kf2 Nf5 = 0.00 (49 ply) 33...Kc7 34.Nf2 Nc1 35.Ne4 Nxb3 36.Ke2 c4 37.Kd1 h6 ∓ -2.19 (48 ply) 34.Nb2 Kd7 35.Ke1 Nxb3 36.Nc4 Kc6 37.Kd1 b5 38.axb5+ = 0.00 (48 ply)-+ -5.13 (39 ply) 37...Nc5 38.Nb2 Kd7 39.Nd3 b3 40.Nb2 Ke6 41.Kc3 Kd5 -+ -7.09 (40 ply) ⩱ -1.05 (45 ply) after 38.Kc2 Ng6 39.Kb3 Nh4 40.Nf2 Nxg2 41.Ne4 h6 42.Kxb4 Ne3 39.Kc2 Ne3+ 40.Kb3 Nxg2 41.Ne4 h6 42.Kxb4 Kc7 43.Kc4 Ne1 = -0.47 (44 ply)-+ -3.69 (42 ply) after 39...b3 40.Ne4 b2 41.Kc2 h6 42.Nf2 Kc7 43.Nd3 Kd6 44.Nxb2 41.Nd3 Kd7 42.Nxb4 Kd6 43.Kd3 b5 44.Kd4 Nc5 45.Kc3 h6 -+ -3.85 (38 ply) 41...gxh4 42.Nd3 Kd7 43.Nxb4 Ke6 44.Kd3 Kf5 45.Ke2 Nb2 -+ -9.01 (38 ply)-+ -4.54 (40 ply) 45.Ke5 b5 46.Kxf4 Ke6 47.Kg4 Ke5 48.f4+ Kd4 49.Nd1 Kd3 -+ -4.75 (37 ply)-+ -19.27 (34 ply)47.Kc7 Kd4 48.Ng4 Nd3 49.Kd8 Ne1 50.Ke7 Nxg2 51.Kf6 h5 -+ -65.09 (37 ply)0-1

rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1
FEN COPIED

Annotations by Stockfish (Computer).      [35434 more games annotated by Stockfish]

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Jan-24-12  Knight13: 33. b3??

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