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Bent Larsen vs Lajos Portisch
Manila (1974), Manila PHI, rd 12, Oct-19
Sicilian Defense: Najdorf Variation. Main Line (B99)  ·  1-0

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)10...h6 was played in J Klavins vs Tal, 1959 (0-1)better is 11.a3 Bb7 12.Qe3 h6 13.Bxf6 Nxf6 14.h4 Rc8 15.Bf3 Qb6 = 0.00 (23 ply) ⩱ -0.56 (22 ply)13.exf6 was played in Y Rantanen vs B Denman, 1972 (1-0)13...O-O was played in A Fernandez vs L A Schneider, 1995 (0-1)better is 17...Nc5 18.a3 Qb6 19.b4 Na4 20.Nxa4 bxa4 21.Qc3 O-O = -0.30 (21 ply)= +0.21 (22 ply)better is 19.Qe3 Nb6 20.Ne4 Nd5 21.Qf3 h5 22.c3 Kb8 23.a3 Rc8 = +0.08 (24 ply) ⩱ -0.66 (22 ply) after 19...Nb6 20.Qf2 b4 21.Ne2 Kb8 22.Ng5 Rc8 23.h5 Rhd8 better is 20...Nb6 21.Kb1 Rxd1+ 22.Rxd1 Rd8 23.Rxd8+ Kxd8 24.Ng5 ⩱ -0.52 (22 ply)= 0.00 (25 ply)better is 40...Rd7+ 41.Kc2 b4 42.c4 Ra7 43.Rh3 Ke8 44.Kb1 Rd7 = 0.00 (34 ply) ⩲ +0.67 (26 ply) 45...Bh6 46.Rh4 Ra7 47.Kb2 Rg7 48.Kb3 Ra7 49.Nd4 Ra1 = +0.37 (29 ply) ± +1.80 (30 ply) 46...Bh6 47.Rh4 Ra7 48.Kb2 Rd7 49.Kb3 Rd5 50.Nxe6 Rd1 ⩲ +1.40 (30 ply)+- +2.77 (28 ply)better is 49.Rh1 Rf7 50.Nd4 Rf8 51.Nxb5 Rc8 52.Rg1 h3 53.Nd4 Rd8 +- +3.62 (26 ply) 49...Rh8 50.Nd4 Rc8 51.Nxb5 Bf8 52.Rh1 Rc4 53.Kd3 Rxf4 ± +2.38 (27 ply)+- +4.55 (26 ply)57...Bd8 58.Rh7 Ra2+ 59.Kf3 Ra3 60.Nxb5 Ra1 61.Rh8 Bb6 +- +5.62 (24 ply)1-0

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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