White to move and win. From Alexander Khalifman vs Zurab Azmaiparashvili, Minsk, 1985.

@UnityChess

"When you play against an experienced opponent who exploits all the defensive resources at his command you sometimes have to walk time and again, along the narrow path of 'the only move'."

🔸 David Bronstein

@UnityChess

Amsterdam, 19th July 1971. Australian (later US) grandmaster Walter Browne, in play v. ex-World Champion Vasily Smyslov (USSR) in the 9th round of the IBM tournament.

@UnityChess

🔸European Club Cup 2018
🔸Round 1
⚪️Fedoseev,Vladimir3 (2713)
⚫️Ledger,Andrew J (2353)
🔸1-0

12...Be7? [Black does not pay attention to the dangerous position of the queen on e4. He should have got rid of the queens with:]

[12...Qc2! 13.Qxc2 Bxc2=]

13.Rc1!+– [Now the Black's queen is trapped.]

13...Nxe5 [13...Qxg2 14.Bf3 Bg4 15.Bxg2 Bxd1 16.Kxd1+–; 13...Bg5 14.Nd2! Qxg2 15.Bf3+–]

14.dxe5 [14.Nd2?? Qxg2–+]

14...Qxe5 15.Qd4 Qxd4 16.cxd4+– 1–0

⚪️#33 (Strategy-White to Move)
🔸Lopez Martinez,Josep Manuel (2581)
🔸Guzman,Christopher (2283)
🔸World Chess Olympiad 2018 Batumi

30.Bb4! [A strong move in order to exchange the White bad bishop for the opponent's good one. After exchanging the dark-squared bishops, the c7–pawn becomes extremely weak.]

[30.h4 Qg4 31.Nf4 Bc8 32.Bh3 Qf3 33.Bg2 Qg4 34.Bb4 Bxf4 (34...Bxb4 35.Qxb4 Qd7 (35...Ng8 36.Qf8 Kh7 37.Bh3) 36.Qxe7 Qxe7 37.Ng6+) 35.exf4 Nf5 36.Re1 Bd7 37.Qb3 Nxd4 38.Qxd5 Nc2 39.Bf3 Nxb4 40.Qb3! Qf5 41.Qf7!!+– White queen penetrates with fatal effect. 41...c5 (41...Qc5 42.Qxd7+–; 41...c5) 42.Qf8+ Kh7 43.Be4; 30.Be1 h4 31.Bb4±]

30...Qd7 31.Bxd6 Qxd6 32.Nf4 Bc8 33.h4 g5 34.Ng6+ Kg7 35.Nxe7 Qxe7 36.hxg5 fxg5 37.Rc6 Be6 38.Bh3 [38.Be2! g4 39.Bf1 Bf7 40.Qf5 Ra1 41.Qf4+–]

38...g4 39.Bg2 Qf7 40.Qc1 Kg8 41.e4 dxe4 42.Bxe4 Qe7 43.Qh6 Bf7 44.Bh7+ Kh8 45.Bg6+ Kg8 46.Qh7+ Kf8 47.Qh8+ [47.Qh8+ Bg8 48.Rf6+ Qxf6 49.Qxf6+ Bf7 50.Qxf7#] 1–0

⚪️#33 (Endgame-Black to Move)
🔸Georgiadis,Nico (2522)
🔸Draskovic,Luka (2449)
🔸World Chess Olympiad 2018 Batumi

40.Rh6! [40.Rh1 Rcc8 41.Rh6 Ra8 42.Be4 Ra7 43.Rc6 Rf8 44.g6 f6 45.Re6 Bf4 46.Rh4 Rh8 47.Rh5 Bg5 48.Rc6 Be3 49.Rf5 Bg5 50.f4 exf4 51.Rxa5 Rxa5 52.Rc7+ Kh6 53.g7+–; 40.Bf5 Rc7 41.Rh6 Ra7 42.Rc6 Rb8 43.g6 f6 (43...fxg6 44.Rcxg6+ Kf7 45.Rg8+–) 44.Rh4 Kh8 45.Rh5 (45.Rxf6?? Bg5) 45...Bg5 46.Be4 Rf8 47.Re6 Bf4 48.Rf5 Bg5 49.Rexe5+–]

40...Rc5 [40...Re6 41.Bf5 Ree8 42.Rc6 Rhf8 43.g6 fxg6 44.Rcxg6+ Kh8 45.Be4 Rd8 46.Bd5 Rxd5 (46...Kxh7 47.Be4+–; 46...d3 47.Rg8+ Kxh7 48.Be4+ Kh6 49.Rh4#) ; 40...Rxh6 41.gxh6+ Kf8 (41...Kxh6 42.Rg8 Rxh7 43.Bxh7 Kxh7 44.Ra8 f5 45.Rxa5 Bf4 46.Rb5+–) 42.Kc4 Bxh6 43.Kb5+–]

41.Ra6 Rhc8 42.g6 [42.g6 e4 43.gxf7+ Rg5 44.Rxe4 Kxf7 45.Ra7+ Kf6 46.Bc4 Rg1 47.h8Q+ Rxh8 48.Ra6+ Kg5 49.Rxa5++–] 1–0

⚪️#34 (Strategy-White to Move)
🔸Tran,Tuan Minh (2491)
🔸Noah,A .H. Al-Ali (2276)
🔸World Chess Olympiad 2018 Batumi

Unity Chess Strategy Multiple Choice 34
public poll

C) 42.d6 – 6
👍👍👍👍👍👍👍 60%
@YaminiG, @MerissaWongso, Nagaprasad, @Sophia_Peng, @RichardPeng, @AryanLeekha

A) 42.Rg1 – 3
👍👍👍👍 30%
Gavin, @Afshin3333, @SteveWongso

B) 42.Rg2 – 1
👍 10%
Saghana

👥 10 people voted so far.

⚪️#34 (Endgame-‌White to Move)
🔸Quparadze,Giga (2495)
🔸Bjerre,Jonas Buhl (2423)
🔸World Chess Olympiad 2018 Batumi

Unity Chess Endgame Multiple Choice 34
public poll

A) 45.Rb7 – 6
👍👍👍👍👍👍👍 55%
Gavin, @Afshin3333, Nagaprasad, Saghana, @Sophia_Peng, @AryanLeekha

C) 45.h5 – 4
👍👍👍👍👍 36%
@SteveWongso, @YaminiG, @MerissaWongso, @RichardPeng

B) 45.Ra5 – 1
👍 9%
Srikar

👥 11 people voted so far.