Black to play

[Jack Lad]

[d] 2n2bk1/pQ1q4/P4p1p/2p3p1/1pP5/1P3NB1/5P2/3rR1K1 b - - 4 39
There are quite a few options here for black but I propose that only one of them gives a good chance to win. What move do you think it is?

[Vinvin]

2n2bk1/pQ1q4/P4p1p/2p3p1/1pP5/1P3NB1/5P2/3rR1K1 b - - 4 39
There are quite a few options here for black but I propose that only one of them gives a good chance to win. What move do you think it is?

SF confirms only 1 move is not equal : 39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6
FEN: 2n2bk1/pQ1q4/P4p1p/2p3p1/1pP5/1P3NB1/5P2/3rR1K1 b - - 4 39

Code: Select all

Stockfish_15100312_x64_modern:
...
 24/45	00:05	 34.204k	6.176k	-0,39	39. ... Rd3 40.Re3 Ne7 41.Rxd3 Qxd3 42.Kg2 Qxb3 43.Nd2 Qa4 44.Qxa7 Qc6+ 45.f3 g4 46.Qb7 gxf3+ 47.Kf2 Qe6 48.Nxf3 Nc8 49.Nd2 h5 50.Bf4 Qf5 51.Qf3 Kf7 52.Bb8 Ke6 53.Qxf5+ Kxf5 54.a7 Nxa7 55.Bxa7
 24/45	00:05	 34.204k	6.176k	-0,40	39. ... g4 40.Rxd1 Qxd1+ 41.Kh2 Ne7 42.Nh4 Qxb3 43.Qxa7 Qa4 44.Qxc5 Qxa6 45.Qxb4 Qe6 46.c5 h5 47.Ng2 Bh6 48.Qb8+ Qc8 49.Qxc8+ Nxc8 50.Bf4 Bg5 51.Bxg5 fxg5 52.Ne3 Kf7 53.Nxg4 Ke6 54.Ne3 Ne7 55.Kg2
 24/45	00:05	 34.204k	6.176k	-0,54	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 Kf8 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qe6 48.Nxf6 Kf7 49.Nd5 Qe1+ 50.Kg2 Qe4+ 51.Kf1 Ne7 52.Qc7 h3 53.Nxe7 Qxe7 54.Qc8 Qe6 55.Qxc5 Qd7
---------------------------------------------------------------------------
 25/46	00:07	 51.503k	6.676k	-0,48	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 Kf8 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qe6 48.Nxf6 Kf7 49.Nd5 Qe1+ 50.Kg2 Ne7 51.Qc7 Qe6 52.Kg1 Qe2 53.Ne3 Qe1+ 54.Kg2 h3+ 55.Kxh3 Qxf2 56.Qxc5 Qf3+ 57.Kh2
 25/46	00:07	 51.503k	6.676k	-0,51	39. ... g4 40.Rxd1 Qxd1+ 41.Kh2 Ne7 42.Nh4 Qxb3 43.Qxa7 Qa4 44.Qxc5 Qxa6 45.Qxb4 Qe6 46.c5 h5 47.Ng2 Bh6 48.Qb8+ Qc8 49.Qxc8+ Nxc8 50.Bf4 Bf8 51.c6 Kf7 52.Kg3 Ne7 53.c7 Nf5+ 54.Kh2 Nd6 55.Kg3 Ke6
 25/46	00:07	 51.503k	6.676k	-0,54	39. ... Rd3 40.Re3 Ne7 41.Rxd3 Qxd3 42.Kg2 Qxb3 43.Nd2 Qa4 44.Qxa7 Qc6+ 45.f3 f5 46.Qb7 f4 47.Bf2 Qxb7 48.axb7 Nc6 49.Nb3 Kf7 50.Nxc5 h5 51.Nd3 Ke6 52.Ba7 Bd6 53.c5 Bc7
---------------------------------------------------------------------------
 26/50	00:17	 141.480k	8.091k	-0,19	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 h3 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qa1+ 48.Kh2 Qe5+ 49.Qxe5 fxe5 50.Kxh3 Nd6 51.Nf6+ Kg7 52.Nd7 Ne4 53.f3 Nf2+ 54.Kg3 Nd3 55.Kg4 Kg6 56.Nf8+ Kf7 57.Nh7 Ke7 58.Nxg5 Nc1 59.Kf5 Nxb3 60.Kxe5 Nd2 61.Kd5 b3 62.Kxc5
 26/50	00:17	 141.480k	8.091k	-0,29	39. ... Rd3 40.Re3 Ne7 41.Kg2 h5 42.Rxd3 Qxd3 43.Qxa7 h4 44.Nxh4 Qe4+ 45.Nf3 g4 46.Qb7 gxf3+ 47.Kh2 Qc6 48.Qb5 Qc8 49.Qb7 Kf7 50.Bd6 Qe6 51.Bb8 Qc6 52.Qxc6 Nxc6 53.Kg3 Ke6 54.a7 Nxa7 55.Bxa7 Ke5 56.Kxf3
 26/50	00:17	 141.480k	8.091k	-0,56	39. ... g4 40.Rxd1 Qxd1+ 41.Kh2 Ne7 42.Nh4 Qxb3 43.Qxa7 Qa4 44.Qxc5 Qxa6 45.Qxb4 Qe6 46.c5 h5 47.Ng2 Nc6 48.Qb6 Bh6 49.Nh4 Bg5 50.Qb1 Ne5 51.Nf5 Kf8 52.Nd6 Nf3+ 53.Kh1 h4 54.Qb8+ Kg7
---------------------------------------------------------------------------
 27/53	00:33	 272.833k	8.044k	-0,28	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 h3 44.Ne3 Bd6 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qa1+ 48.Kh2 Qe5+ 49.Qxe5 fxe5 50.Kxh3 Kf7 51.Kg4 Nd6 52.Kxg5 Ne4+ 53.Kf5 Nd2 54.Kxe5 Nxb3 55.Kd6 Nd2 56.Kxc5
 27/53	00:33	 272.833k	8.044k	-0,42	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 Qxb3 42.Nd2 Qa4 43.Qxa7 Qe8 44.Qc7 Nc8 45.Qb7 Qe6 46.f3 h5 47.Ne4 b3 48.Bf2 h4 49.Qxb3 Qxa6 50.Qd3 Qc6 51.Qd7 Qxd7 52.Nxf6+ Kf7 53.Nxd7 Be7 54.Bxc5 Bxc5 55.Nxc5 Nd6 56.Ne4
 27/53	00:33	 272.833k	8.044k	-0,42	39. ... g4 40.Rxd1 Qxd1+ 41.Kh2 Ne7 42.Nh4 Qxb3 43.Qxa7 Qa4 44.Qxc5 Qxa6 45.Qxb4 Qe6 46.c5 h5 47.Ng2 Nc6 48.Qb6 Bh6 49.Nh4 Bg5 50.Qb1 Qf7 51.Nf5 Qd5 52.Qb7 Qxf5 53.Qxc6 Kg7 54.Qb7+ Kg6 55.c6 h4
---------------------------------------------------------------------------
 28/53	00:45	 366.335k	7.993k	-0,19	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 h3 44.Ne3 Bd6 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qa1+ 48.Kh2 Qe5+ 49.Qxe5 fxe5 50.Kxh3 Nd6 51.Nf6+ Kg7 52.Nd7 Ne4 53.f3 Nf2+ 54.Kg3 Nd3 55.Kg4 Kg6 56.Nf8+ Kf7 57.Nh7 Ke7 58.Nxg5 Nc1
 28/53	00:45	 366.335k	7.993k	-0,39	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 Qxb3 42.Nd2 Qa4 43.Qxa7 Qe8 44.Qc7 Nc6 45.Bd6 h5 46.Bxf8 Kxf8 47.Qd6+ Kg7 48.Qxc5 Qd7 49.Ne4 Kg6 50.f3 f5 51.Ng3 b3 52.Qb6 b2 53.Qxb2 h4 54.Qb7 Qxb7 55.axb7 hxg3 56.Kxg3 Kf7
 28/53	00:45	 366.335k	7.993k	-0,45	39. ... g4 40.Rxd1 Qxd1+ 41.Kh2 Ne7 42.Nh4 Qxb3 43.Qxa7 Qa4 44.Qxc5 Qxa6 45.Qxb4 Qe6 46.c5 h5 47.Ng2 Bh6 48.Qb8+ Qc8 49.Qxc8+ Nxc8 50.Bf4 Bg5 51.Bxg5 fxg5 52.Ne3 Ne7 53.Nxg4 Kf7 54.Kg3 Nf5+ 55.Kh3 Nd4 56.Ne3 Ke6 57.Kg3
---------------------------------------------------------------------------
 29/53	01:07	 513.724k	7.630k	-0,21	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 h3 44.Ne3 Bd6 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qa1+ 48.Kh2 Qe5+ 49.Qxe5 fxe5 50.Kxh3 Nd6 51.Nf6+ Kg7 52.Nd7 Nxc4 53.Nxc5 Nd2 54.Kg4 Kg6 55.Nd3 e4 56.Nxb4 Nxb3 57.Nd5 Nc5 58.Nc3
 29/53	01:07	 513.724k	7.630k	-0,25	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 Qxb3 42.Nd2 Qa4 43.Qxa7 Qe8 44.Qc7 Nc6 45.Bd6 h5 46.Bxf8 Kxf8 47.a7 h4 48.Qb6 Kg8 49.Qxc5 Kg7 50.Nf3 Qa8 51.Qd5 Qc8 52.Nxg5 fxg5 53.Qxg5+ Kf7 54.Qxh4 Qa8 55.Qh5+ Ke7 56.Qd5
 29/53	01:07	 513.724k	7.630k	-0,38	39. ... g4 40.Rxd1 Qxd1+ 41.Kh2 Ne7 42.Nh4 Qxb3 43.Qxa7 Qa4 44.Qxc5 Qxa6 45.Qxb4 Qe6 46.c5 h5 47.Qb7 f5 48.Ng2 Bh6 49.Bd6 Kf7 50.Bxe7 Qxe7 51.c6 Bg7 52.Qb3+ Kf8 53.Qb8+ Qe8 54.Qb4+ Kg8 55.Qc4+ Qf7 56.Ne3 Be5+ 57.Kg1 Bc7
---------------------------------------------------------------------------
 30/53	01:25	 647.705k	7.579k	-0,19	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 h3 44.Ne3 Bd6 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qa1+ 48.Kh2 Qe5+ 49.Qxe5 fxe5 50.Kxh3 Nd6 51.Nf6+ Kg7 52.Nd7 Ne4 53.f3 Nf2+ 54.Kg3 Nd3 55.Kg4 Kg6 56.Nf8+ Kf7 57.Nh7 Ke7 58.Nxg5
 30/53	01:25	 647.705k	7.579k	-0,26	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 Qxb3 42.Nd2 Qa4 43.Qxa7 Qe8 44.Qc7 Nc6 45.Bd6 h5 46.Bxf8 Kxf8 47.a7 h4 48.Qb6 Kg8 49.Qxc5 Kg7 50.Nf3 Qa8 51.Qd5 Qc8 52.Nxg5 fxg5 53.Qxg5+ Kf7 54.Qxh4 Qa8 55.Qe4 b3 56.Qd5+ Ke7
 30/53	01:25	 647.705k	7.579k	-0,26	39. ... g4 40.Rxd1 Qxd1+ 41.Kh2 Ne7 42.Nh4 Qxb3 43.Qxa7 Qa4 44.Qxc5 Qxa6 45.Qxb4 Qe6 46.c5 h5 47.Qb7 f5 48.Ng2 Bh6 49.Bd6 Nd5 50.Nh4 Bg7 51.Qb8+ Kh7 52.Qb1 Be5+ 53.Kg1 Kh6 54.Nxf5+ Kg5 55.Ng3 Bxd6 56.Ne4+ Kh6 57.Nxd6 h4 58.Ne4 Nc7
---------------------------------------------------------------------------
 31/53	01:55	 886.098k	7.705k	-0,06	39. ... g4 40.Rxd1 Qxd1+ 41.Kh2 Ne7 42.Nh4 Qxb3 43.Qxa7 Qa4 44.Qxc5 Qxa6 45.Qxb4 Qe6 46.c5 h5 47.Qb7 f5 48.Ng2 Bh6 49.Bd6 Nd5 50.Nh4 Nf6 51.Bg3 f4 52.Qb8+ Kf7 53.Bxf4 Nd7 54.Qc7 Bxf4+ 55.Qxf4+ Qf6 56.Qxf6+ Kxf6 57.c6 Nb6 58.Ng2 Na8 59.Kg3 Nc7
 31/53	01:55	 886.098k	7.705k	-0,23	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 h3 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qa1+ 48.Kh2 Qe5+ 49.Qxe5 fxe5 50.Kxh3 Kf7 51.Kg4 Kg6 52.Nc7 Nd6 53.Ne6 Ne4 54.f3 Nf2+ 55.Kg3 Nd3 56.Kg4 Kf6 57.Nxg5 Nf2+ 58.Kh4 Kf5 59.Nf7
 31/53	01:55	 886.098k	7.705k	-0,26	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 Qxb3 42.Nd2 Qa4 43.Qxa7 Qe8 44.Qc7 Nc6 45.Bd6 h5 46.Bxf8 Kxf8 47.a7 h4 48.Qb6 Kg8 49.Qxc5 Kg7 50.Nf3 Qa8 51.Qd5 Qc8 52.Nxg5 fxg5 53.Qxg5+ Kf7 54.Qxh4 Qa8 55.Qe4 b3 56.c5 b2 57.Qh7+ Ke6 58.Qe4+ Kd7 59.Qg4+ Kc7
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 32/56	03:02	 1.596.704k	8.739k	 0,00	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 Qxb3 42.Bd6 g4 43.Ng1 Qxc4 44.Bxe7 Bxe7 45.Qxe7 Qd5+ 46.Kf1 Qd1+ 47.Kg2 Qd5+
 32/56	03:02	 1.596.704k	8.739k	-0,16	39. ... g4 40.Rxd1 Qxd1+ 41.Kh2 Ne7 42.Nh4 Qxb3 43.Qxa7 Qa4 44.Qxc5 Qxa6 45.Qxb4 Qe6 46.c5 h5 47.Qb7 f5 48.Ng2 Bh6 49.Bd6 Nd5 50.Nh4 Bg5 51.Ng6 Bf6 52.Bg3 h4 53.Bd6 f4 54.Nxf4 Nxf4 55.Bxf4 Bd4 56.c6 Bxf2
 32/56	03:02	 1.596.704k	8.739k	-0,19	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 h3 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qa1+ 48.Kh2 Qe5+ 49.Qxe5 fxe5 50.Kxh3 Nd6 51.Nf6+ Kg7 52.Nd7 Ne4 53.f3 Nf2+ 54.Kg3 Nd3 55.Kg4 Kg6 56.Nf8+ Kf7 57.Nh7 Ke7 58.Nxg5 Nc1 59.Kf5 Nxb3 60.Kxe5
---------------------------------------------------------------------------
 33/57	04:47	 2.643.308k	9.191k	 0,00	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 g4 42.Ng1 Qxb3 43.Bd6 Ng6 44.Bxf8 Nxf8 45.Qd5+ Kg7 46.Qxc5 Qa2 47.Qxa7+ Kg8 48.Qb7 b3 49.a7 b2 50.Qd5+ Kg7 51.Qb7+ Kg8
 33/57	04:47	 2.643.308k	9.191k	 0,00	39. ... g4 40.Kh2 Ne7 41.Nh4 Rd2 42.Re2 Rd3 43.Re3 Rd4 44.Re4 Qd8 45.Bc7 Qd7 46.Bg3
 33/57	04:47	 2.643.308k	9.191k	-0,29	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 h3 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Qc7 Qa1+ 48.Nf1 h2+ 49.Kxh2 Qe5+ 50.Qxe5 fxe5 51.Kg3 Kg7 52.Kg4 Kg6 53.Nd2 Nb6 54.Ne4 Nd7 55.Kf3 Kf5 56.Ng3+ Kf6 57.Ne4+ Kg6 58.Kg3 Kf5 59.f3 Kg6 60.Kf2 Kf5
---------------------------------------------------------------------------
 34/57	05:43	 3.185.672k	9.281k	 0,00	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 g4 42.Ng1 Qxb3 43.Bd6 Kf7 44.Bxe7 Bxe7 45.Qxa7 Qa2 46.Qb7 b3 47.a7 b2 48.Qd5+ Kg7 49.Qb7 Kf7
 34/57	05:43	 3.185.672k	9.281k	-0,03	39. ... g4 40.Kh2 Ne7 41.Nh4 Rd3 42.Re3 Rd4 43.Re4 Nc6 44.Rxd4 Qxb7 45.axb7 cxd4 46.Nf5 Bc5 47.b8R+ Nxb8 48.Bxb8 a5 49.Bd6 Bxd6+ 50.Nxd6 d3 51.Ne4 f5 52.Nd2 Kf7 53.Kg3 Ke6 54.Kf4 h5 55.f3 Kd6 56.fxg4 fxg4 57.Ke3 h4 58.Kxd3 g3 59.Ke3 g2 60.Kf2 h3 61.Kg1
 34/57	05:43	 3.185.672k	9.281k	-0,30	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 h3 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nf5 Kf8 48.Qc7 Qa1+ 49.Kh2 Qe5+ 50.Qxe5 fxe5 51.Kxh3 Kf7 52.Kg4 Kg6 53.f3 Kf6 54.Ne3 Ne7 55.Nd1 e4 56.f4 Nf5 57.fxg5+ Kg6 58.Nf2 e3 59.Nd3 Nd4 60.Nf4+ Kg7
---------------------------------------------------------------------------
 35/61	08:56	 5.004.993k	9.331k	 0,00	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 g4 42.Ng1 Qxb3 43.Bd6 Qxc4 44.Bxe7 Bxe7 45.Qxe7 Qd5+ 46.Kf1 Qd3+ 47.Kg2 Qd5+
 35/61	08:56	 5.004.993k	9.331k	 0,00	39. ... g4 40.Kh2 Ne7 41.Nh4 Rd3 42.Re3 Rd4 43.Re4 f5 44.Rxd4 Qxd4 45.Qxa7 f4 46.Qb7 fxg3+ 47.fxg3 Qf2+ 48.Ng2 Nf5 49.a7 Nd4 50.Qd5+ Kh8 51.Qe5+ Kh7 52.Qe4+ Kh8 53.Qe5+
 35/61	08:56	 5.004.993k	9.331k	-0,46	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 h3 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nf5 Kf8 48.Qc7 Qa1+ 49.Kh2 Qe5+ 50.Qxe5 fxe5 51.Kxh3 Kf7 52.Kg4 Kg6 53.f3 Kf6 54.Ne3 Ne7 55.Nd1 e4 56.f4 Kg6 57.fxg5 Nf5 58.Kf4 Nd4 59.Kxe4 Nxb3 60.Nf2 Nc1 61.Kd5
---------------------------------------------------------------------------
 36/61	10:57	 6.065.950k	9.224k	 0,00	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 g4 42.Ng1 Qxb3 43.Bd6 Qxc4 44.Bxe7 Bxe7 45.Qxe7 Qd5+ 46.Kf1 Qd3+ 47.Kg2 Qd5+
 36/61	10:57	 6.065.950k	9.224k	 0,00	39. ... g4 40.Kh2 Ne7 41.Nh4 Rd3 42.Re3 Rd4 43.Re4 f5 44.Rxd4 Qxd4 45.Qxa7 f4 46.Qb7 fxg3+ 47.fxg3 Qf2+ 48.Ng2 Nf5 49.a7 Nd4 50.Qd5+ Kh8 51.Qe5+ Kh7 52.Qe4+ Kh8 53.Qe5+
 36/61	10:57	 6.065.950k	9.224k	-0,69	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 h3 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Qc7 Qa1+ 48.Kh2 Qe5+ 49.Qxe5 fxe5 50.Kxh3 Kf7 51.Kg4 Kg6 52.Nf1 Nd6 53.Ng3 e4 54.Kh3 Kf7 55.Kg4 Kf6 56.Nf1 Ke5 57.Kxg5 Kd4 58.Kf4 Kc3 59.Ke5 Nxc4+ 60.bxc4 b3
---------------------------------------------------------------------------
 37/64	14:28	 8.335.933k	9.596k	 0,00	39. ... Ne7 40.Rxd1 Qxd1+ 41.Kg2 Qxb3 42.Bd6 Qxc4 43.Bxe7 Bxe7 44.Qxe7 Qxa6 45.Nd2 Qc6+ 46.f3 f5 47.Nc4 Qd5 48.Ne5 Qd2+ 49.Kf1 Qd1+ 50.Kf2 Qd4+ 51.Kf1 Qd1+
 37/64	14:28	 8.335.933k	9.596k	 0,00	39. ... g4 40.Kh2 Ne7 41.Nh4 Rd3 42.Re3 Rd4 43.Re4 f5 44.Rxd4 Qxd4 45.Qxa7 f4 46.Qb7 fxg3+ 47.fxg3 Qf2+ 48.Ng2 h5 49.a7 h4 50.gxh4 g3+ 51.Kh3 Qf5+ 52.Kxg3 Nc8 53.a8Q Bd6+ 54.Nf4 Qxf4+ 55.Kg2 Qg3+ 56.Kf1 Qd3+ 57.Kg1 Qb1+ 58.Kg2 Qc2+ 59.Kg1 Qb1+
 37/64	14:28	 8.335.933k	9.596k	-0,49	39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6 44.Ne3 Kf8 45.Bb8 Bxb8 46.Qxb8 Qxa6 47.Nd5 Qe6 48.Nxf6 Kf7 49.Nd5 Qe1+ 50.Kg2 Ne7 51.Qc7 Qe2 52.Ne3 h3+ 53.Kxh3 Qf3+ 54.Qg3 Qxg3+ 55.Kxg3 Nc6 56.Nf1 Kg6 57.Kg4 Ne5+ 58.Kg3 Kf5 59.Nd2 Nc6 60.Nf3 g4 61.Nh4+ Kf6 62.Kxg4 Nd4 63.f4 Nxb3 64.Nf3

[Jack Lad]

SF confirms only 1 move is not equal : 39. ... Rxe1+ 40.Nxe1 Qe6 41.Ng2 h5 42.Bb8 h4 43.Bxa7 Bd6

Hi Vincent

Rxe1+ is a good move for black but not good enough to win imo. I think that Ne7 gives black the best chances.