28.Bxc5?! [It seems illogical to give up the long-range Bishop for the Black's Knight.]
[White could have obtained an advantage by putting his bishop on the long diagonal. 28.Bb2! Ne6 29.Qd2 Nb7 30.Nd4 Rxa2 31.Nc6 Qc7 32.Bc4 Raa8 33.Qc3 Bg7 34.e5 Na5 35.Rxd6 Nxc4 36.Qxc4±; 28.e5 Re6 (28...dxe5 29.Nxe5 Re7 30.Bf3 Nab7 31.Bc1! Ra4 32.Qf6 Qc7 33.Ng4 Bg7 34.Qh4±) 29.Bb4 Qe8 30.Bxa5 Rxa5 31.Bc4²]
28...dxc5 29.e5? [Missing another opportunity to seize an advantage.]
[29.Ne5! Re7 30.Qf6 Qc7 31.Nd7±]
29...Ra7 30.Rd7 Rxd7 31.Rxd7 Re7 32.Rxe7 Bxe7 33.Qxh6 Qc8 34.Bd3 Qe6 35.Qd2 Qd5 36.Bf1 Qxd2 [36...Qe6„]
37.Nxd2 Bg5 38.Nc4 Nxc4 39.Bxc4 Kf8 40.Kf2 Bf4 41.e6 fxe6 42.Bxe6 Bd2 43.h4 Kg7 44.Kf3 g5 45.h5 Kh6 46.Kg4 Ba5 47.a4 Bd2 48.Bc4 Ba5 49.Bd3 Bd2 50.Bc4 ½–½
[White could have obtained an advantage by putting his bishop on the long diagonal. 28.Bb2! Ne6 29.Qd2 Nb7 30.Nd4 Rxa2 31.Nc6 Qc7 32.Bc4 Raa8 33.Qc3 Bg7 34.e5 Na5 35.Rxd6 Nxc4 36.Qxc4±; 28.e5 Re6 (28...dxe5 29.Nxe5 Re7 30.Bf3 Nab7 31.Bc1! Ra4 32.Qf6 Qc7 33.Ng4 Bg7 34.Qh4±) 29.Bb4 Qe8 30.Bxa5 Rxa5 31.Bc4²]
28...dxc5 29.e5? [Missing another opportunity to seize an advantage.]
[29.Ne5! Re7 30.Qf6 Qc7 31.Nd7±]
29...Ra7 30.Rd7 Rxd7 31.Rxd7 Re7 32.Rxe7 Bxe7 33.Qxh6 Qc8 34.Bd3 Qe6 35.Qd2 Qd5 36.Bf1 Qxd2 [36...Qe6„]
37.Nxd2 Bg5 38.Nc4 Nxc4 39.Bxc4 Kf8 40.Kf2 Bf4 41.e6 fxe6 42.Bxe6 Bd2 43.h4 Kg7 44.Kf3 g5 45.h5 Kh6 46.Kg4 Ba5 47.a4 Bd2 48.Bc4 Ba5 49.Bd3 Bd2 50.Bc4 ½–½
29.Ke2? [29.Re2! Rd4 30.Be1 Rdc4 31.Rd2 Rc1 32.Rd6 R7c6 33.Rxc6 Rxc6 34.Nc3 Kf7 35.Bd2 g5 36.a3=; 29.h4? a5 30.Bd6 Rc6 31.Re2 (31.Bf4 Rc2+ 32.Re2 Rxe2+ 33.Kxe2 Ra3–+) 31...Rdxd6 32.Nxd6 Rxd6 33.Rb2=/+]
29...Rd4? [29...Rd8! 30.Ke3 a5 31.Bd6 Rc6 32.g4 (32.Ba3 f5 33.Ng5 Rc3+–+) 32...Rcxd6 33.Nxd6 Rxd6 34.gxh5 Re6+ 35.Kf2 Rxe1 36.Kxe1 Kf7–+]
30.a3? a5 31.Bd2 Rc2 32.Ke3 Rd8 33.g4?! [33.Re2 f5 34.Nc3 (34.Ng5 Ra2 35.Ne6 Rd6µ) 34...h4 35.Be1 Re8+ 36.Kd3 Rexe2 37.Nxe2 Ra2 38.Nd4 Rxa3+³]
33...hxg4 34.fxg4 Ra2 35.Rb1 Rxa3+ 36.Kf2?? [36.Nc3 Rd6³]
36...Rd4 37.Bc1 [37.Re1 a4–+]
37...Ra2+ 38.Ke3 Rd1 39.Nc3 Re1+ 40.Kd3 Rxh2 0–1
29...Rd4? [29...Rd8! 30.Ke3 a5 31.Bd6 Rc6 32.g4 (32.Ba3 f5 33.Ng5 Rc3+–+) 32...Rcxd6 33.Nxd6 Rxd6 34.gxh5 Re6+ 35.Kf2 Rxe1 36.Kxe1 Kf7–+]
30.a3? a5 31.Bd2 Rc2 32.Ke3 Rd8 33.g4?! [33.Re2 f5 34.Nc3 (34.Ng5 Ra2 35.Ne6 Rd6µ) 34...h4 35.Be1 Re8+ 36.Kd3 Rexe2 37.Nxe2 Ra2 38.Nd4 Rxa3+³]
33...hxg4 34.fxg4 Ra2 35.Rb1 Rxa3+ 36.Kf2?? [36.Nc3 Rd6³]
36...Rd4 37.Bc1 [37.Re1 a4–+]
37...Ra2+ 38.Ke3 Rd1 39.Nc3 Re1+ 40.Kd3 Rxh2 0–1
Unity Chess Strategy Multiple Choice 58
public poll
B)39.Rb1 – 8
👍👍👍👍👍👍👍 89%
Jonas, Vincent, @YaminiG, @RichardPeng, @WataxPin, Aashish, Zhenrui, Sanjana
C)39.Rd2 – 1
👍 11%
Alexander
A)39.Re2
▫️ 0%
👥 9 people voted so far.
public poll
B)39.Rb1 – 8
👍👍👍👍👍👍👍 89%
Jonas, Vincent, @YaminiG, @RichardPeng, @WataxPin, Aashish, Zhenrui, Sanjana
C)39.Rd2 – 1
👍 11%
Alexander
A)39.Re2
▫️ 0%
👥 9 people voted so far.
Unity Chess Endgame Multiple Choice 58
public poll
B)Qf3 – 8
👍👍👍👍👍👍👍 80%
Jonas, Vincent, @YaminiG, @AryanLeekha, @WataxPin, Michael, Zhenrui, Sanjana
A)Ra5 – 2
👍👍 20%
Alexander, @RichardPeng
C)b×c5
▫️ 0%
👥 10 people voted so far.
public poll
B)Qf3 – 8
👍👍👍👍👍👍👍 80%
Jonas, Vincent, @YaminiG, @AryanLeekha, @WataxPin, Michael, Zhenrui, Sanjana
A)Ra5 – 2
👍👍 20%
Alexander, @RichardPeng
C)b×c5
▫️ 0%
👥 10 people voted so far.
🔸 Today is birthday of Mikhail Tal
Russian chess grandmaster
Born: 9 November 1936
▪️ Riga, Russian Empire
Died: June 28, 1992
▪️ Moscow, Russia
. . . . . . . . . . . . .
@unitychess
Russian chess grandmaster
Born: 9 November 1936
▪️ Riga, Russian Empire
Died: June 28, 1992
▪️ Moscow, Russia
. . . . . . . . . . . . .
@unitychess
In the opening round of the tournament at Amsterdam, 11th December 1963 - Hans Bouwmeester faces Theo van Scheltinga. Looking on are Hein Donner and Mikhail Botvinnik.
@UnityChess
@UnityChess