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Henry Catozzi vs Tigran Petrosian
Munich Olympiad qual-1 (1958), rd 5, Oct-05
English Opening: Anglo-Indian Defense. Queen's Knight Variation (A16)  ·  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 9 v010218 (minimum 6s/ply)better is 8...c6 9.h3 Rd8 10.b3 e4 11.Ba3 h5 12.Nf4 Re8 13.Re1 = +0.18 (21 ply) 9.Nf4 c6 10.f3 g5 11.fxe4 gxf4 12.exf4 Bg4 13.Qd2 Na6 ⩲ +0.68 (23 ply) 9...Bf5 10.h3 h5 11.Ba3 c6 12.Nf4 Na6 13.Re1 Rae8 14.f3 = -0.18 (23 ply) 10.h3 Na6 11.g4 d5 12.cxd5 cxd5 13.a4 Nb4 14.a5 h5 15.g5 ⩲ +0.72 (24 ply)= -0.19 (23 ply) after 10...Re8 11.h3 h5 12.Nf4 Bf5 13.Qd2 Na6 14.Rae1 Rad8 16.h4 Bg4 17.Nac3 Nhf6 18.Re1 a6 19.Nf4 b5 20.Qc2 Bh6 = 0.00 (20 ply) ⩱ -1.07 (23 ply) after 16...Ndf6 17.Nac3 Ng5 18.Ng1 Rad8 19.h4 Ng4+ 20.Kh1 Nf3 17.Ng1 Nf6 18.h4 Ne6 19.Ne2 Qd7 20.d5 cxd5 21.cxd5 Nc5 ⩱ -0.62 (23 ply) ∓ -1.57 (21 ply) 20.Qe1 Qd7 21.Qf1 b5 22.Nc3 Rab8 23.cxb5 cxb5 24.b4 a6 ∓ -1.89 (23 ply)-+ -3.00 (26 ply)better is 24...b5 25.d5 a5 26.Nd4 b4 27.dxc6 Qe7 28.Bb2 bxc3 ∓ -2.30 (22 ply) 25.Rbc1 Ne4 26.Qe2 Nxc3 27.Rxc3 c5 28.Bb2 Be4 29.Rh4 Qf5 ∓ -1.57 (24 ply) ∓ -2.40 (27 ply) 27...d5 28.Qd1 Qf5 29.Rxe4 Qxe4 30.Qb1 Qxb1 31.Rxb1 f6 ∓ -2.30 (24 ply) 28.Rxe4 Rxe4 29.d5 Bg7 30.Qd3 cxd5 31.Qxd5 Ree8 32.Rd1 ⩱ -1.32 (28 ply) ∓ -2.34 (26 ply) after 28...d5 29.Qe2 Qf5 30.Rc1 Bg5 31.Rxe4 Qxe4 32.Qc2 Bf6 41...a5 42.Ne1 b5 43.Nd3 Rec8 44.Ne1 Rb8 45.Nd3 Re8 -+ -4.05 (30 ply)0-1

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

Annotations by Stockfish (Computer).      [35437 more games annotated by Stockfish]

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