🔸 Alexander Alekhine vs Georg Marco
🔸 Stockholm (1912), Stockholm SWE, rd 2, Jun-26
🔸 Philidor Defense: General (C41)
. . . . . . . . . . . . .
@unitychess

▪️ Alexander Alekhine - Georg Marco. Stockholm 1912
▪️ PGN format
. . . . . . . . . . . . .
@unitychess

Soviet grandmaster Vitaly Valerevich Tseshkovsky (1944-2011). Winner of two USSR Championships - the 46th (Tbilisi, 1978) and the 53rd (Kiev, 1986). Pictured here in the 1970s.

@UnityChess

Los Angeles, California. 1964

@UnityChess

🏁✅ World Chess Championship Won Again By Botvinnik (1961)

@UnityChess

Congrats to GM Pavel Ponkratov (2682) on winning the Russian Rapid Grand Prix with 11½/15 points. #chessnews
https://goo.gl/GnhYXK

🔸chess.com IoM Masters Douglas ENG 2018
🔸Round 2
⚪️Meier,Georg (2639)
⚫️Anurag,Mhamal (2495)
🔸1-0

13.Bxf6! [An important decision. White decides to give up his strong dark-squared bishop in order to remove the only defender of Black's e4 pawn.]

[13.Nxe4?? Nxe4 14.Bxg7 Kxg7 15.Bxe4 Qe7!–+; 13.0–0?! Nbd7 14.Nd5 Nxd5 15.Bxg7 Nxe3! 16.fxe3 Kxg7 17.Nxe4 Ne5=]

13...Bxf6?! [¹13...Qxf6 14.Rc1 △Nd5 14...Bf5 15.Nd5 △g4 15...Qe6! 16.Nc7 Qd7 17.Nxa8 Bg4‚ 18.f3 exf3 19.Bxf3 Bh3 20.Ne4 Re8 21.Kf2 Nc6°]

14.Nxe4! [Offering an exchange sacrifice to weaken Black's king position.]

14...Bg4 [Accepting the exchange sacrifice would give White more than enough compensation: 14...Bxa1 15.Qxa1 △Nf6 15...f6 16.0–0 Nc6 17.Nxd3 Bf5 (17...Qxd3 18.Rd1 Qe2 19.Rd2 Qh5 20.Nxf6+ Rxf6 21.Qxf6+– △Bd5) 18.Nf4±]

15.f3 d2+ 16.Ke2 Be6 17.Nxf6+ Qxf6 18.Qxd2 Rd8 19.Nd5 Bxd5 20.cxd5 Nc6 21.Rac1 Ne7 22.f4+– [22.e4!? Qb6 23.Rhd1 Nc6 24.Kf1+–] 1–0

⚪️#82 (Strategy-White to Move)
🔸Paichadze,Luka (2564)
🔸Smirnov,Anton (2549)
🔸Olympiad 2018 Batumi

15.Ne2! [Regrouping the knight to the f4 or d4 square in order to put more pressure on his opponent's weaknesses.]

[15.Nd4 Nxc3+ 16.Qxc3 Bd7 17.Qg3 Kh7 18.f4 Bc5 19.Be3 Rc8²; 15.Nxe4?! fxe4 16.Nd4 Bd7 17.h4 (17.f3 Bg5 18.Qb3 Bxc1 19.Rxc1 Qc7 20.fxe4 Qxe5 21.Nf3 Qxe4„) 17...Bc5 (17...Qc7 18.Qg3 Kh8=) 18.Qg3 Kh8 19.Be3=]

15...Qb6 [15...Bg5? 16.Nxg5 Qxg5 17.Nf4±]

16.Nfd4 Bd7 17.f3 f4 18.Qg1 Nc5 19.Nxf4 Rfc8 20.Nfe2 Be8 21.Qe1 Na4 22.Qg3 Bf7 23.f4 Kh7 24.Qb3 Qa6 25.g4 Rc4 26.h4 Rac8 27.h5 Rb4 28.Qd3+ Qxd3 29.Rxd3 Nc5 30.Rc3 Bg8 31.g5 Rf8 32.Rg1 Ne4 33.Rc7 Bd8 34.g6+ Kh8 35.Rc8 Be7 36.Rxf8 Bxf8 37.Be3 Bc5 38.Rd1 Rc4 39.b3 Rb4 40.c3 Rb6 41.Kc2 a5 42.Rg1 Ra6 43.Ng3 1–0

⚪️#82 (Endgame-‌White to Move)
🔸Arab,Adlane (2482)
🔸Mohammad Fahad,Rahman (2263)
🔸World Chess Olympiad 2018 Batumi

49.Nd4 [49.Ne5! Kf5 50.Nc4+ Kf4 51.g3+ Kf3 52.Ne5+ Ke4 53.Nxg4 Kf3 54.Ne5+ Kf2 55.Kh3 Rh8+ 56.Kg4 Rh7 57.Nd3+ Ke3 58.Nc5 Rg7+ 59.Kf5 Rxg3 60.Rxa7±; 49.Ra6+ Kf5 50.Nh4+ Kf4 51.Rxa7 Rg8 52.Rc7 Nxa2 53.Rc2 Kg5 54.Kg3 Rb8 55.Rc5+ Kf6 56.Kxg4 Rxb3 57.Nf3 Nc3 58.Rf5+ Ke7 59.Kh4 Rb4+ 60.g4²]

49...Ne4 50.Rf5+ Kg6 51.Re5 Rh8+ 52.Kg1 Nc3 53.a4 Rd8 54.Ne6 Rd1+ 55.Kh2 Kf6 56.Re3 Nd5 57.Re4 Kf5 58.Rd4 Rxd4 59.Nxd4+ Ke4 60.Nc6 a6 61.Kg3 Kd3 62.Kxg4 Kc3 63.b4 Kb3 64.b5 axb5 65.a5 [65.axb5 Kc4 66.Na7 Kc5 67.Kf3²]

65...Nc7 66.Kf5 Ka4 67.Ke5 b4 68.Nxb4 Kxb4 ½–½

⚪️#83 (Strategy-White to Move)
🔸Zhao,Zong-Yuan (2523)
🔸Maghalashvili,Davit (2508)
🔸Olympiad 2018 Batumi

Unity Chess Strategy Multiple Choice 83
public poll

A) Bf3 – 9
👍👍👍👍👍👍👍 90%
@mahyarebrahimi1983, Nikhil, A, @SteveWongso, @Somebody_Sophia, @RichardPeng, @WataxPin, Michael, Hansika

C) e×f5 – 1
👍 10%
@h_a_d_I_1169

B) Bd3
▫️ 0%

👥 10 people voted so far.