43...Qxa3 ??
Too greedy.
The Serbian GM should not have even thought to kill the a3-pawn, due to the exposed position of his king.
43...Qb6 44.Qc8 Qf6=
44.Qc7+ Rg7 45.Qc2+ Rg6 1-0

🔸World Chess Olympiad Batumi 2018
🔸Round 7
⚪️Dominguez,Jose Manuel (2283)
⚫️Firouzja,Alireza (2582)
🔸0-1

54...Kh6!
Apparently, White's threat is Rd7, but Alireza ignores it and carries on with threats of his own.
55. h3
55.Rd7 Qf4
A)56.Qxf7 Qe3+ 57.Kf1 Rf4+ -+
B)56.Rxf7 Qc1+ 57.Kf2 Qd2+ 58.Qe2 Rxg2+! -+
55...Ng5! 56.Qe3 Rg3 57.Qd2 f4 58.Kh1 Nxh3 59.Qd6 Nf2+ 60.Kh2 Ng4+ 61.Kh1 Qxd6 62.Rxd6 f3 0-1

The USA lead on 15 points after Round 8 of #BatumiChess2018

Poland are 2nd on 14 (and will play the US tomorrow) and 7 teams (India, France, Azerbaijan, Armenia, China, Germany & England) are on 13 points!

#BatumiChess2018

https://chess24.com/en/watch/live-tournaments/olympiad-batumi-2018-open/8/1/1

Incredible Caruana! Scores already his 4th victory in the #BatumiChess2018 this time against Mamedyarov. #chessnews

Ukraine beats Armenia to share the lead at the #BatumiChess2018 women's section after 8 rounds. #chessnews

🔹 43rd Batumi Chess Olympiad | Open
- Round 8
🔹 PGN format

@UnityChess

🔹 Batumi Women's Chess Olympiad
- Round 8
🔹 PGN format

@UnityChess

⚫️#21 (Strategy-Black to Move)
🔸Al-Zendani Zendan (2301)
🔸Fressinet Laurent (2649)
🔸World Chess Olympiad 2018 Batumi

20...b4! [After 20...b4! the a2–pawn is a fixed weakness that can easily be attacked with Ra8.]

[20...Kb7 21.a3 Be5 22.c3 Rd3³; 20...c4 21.c3 Rhe8 22.g3=/+]

21.Bc1 Kb7 22.f4 Rhe8 23.Re1 Ra8 24.a3 bxa3 25.bxa3 Ra4 26.f5 Be5 27.Rg4 Re7 28.Kf2 Rd7 29.Re2 c4 30.Bf4 Bd4+ 31.Kg3 Rxa3+ 32.Kh4 Re7 33.Kh5 b5 34.Bg3 Ra2 35.e5 Bxe5 36.Rge4 Kc6 37.Kg6 Kd5 38.R4e3 c5 39.Rd2+ Kc6 40.Rde2 b4 0–1

⚪️#21 (Endgame-White to Move)
🔸Markoja Boris (2456)
🔸Gumpo Thabo (2059)
🔸World Chess Olympiad 2018 Batumi

46.gxf5! [46.g5 Kd8 47.Ra1 Bd7 48.h5 gxh5 49.Rh2 h6 50.gxh6 Rg6 51.Rxh5 Rh8 52.Rah1 Be8 53.R5h3 Rh7 54.Kf3 Ke7 55.Be2+–; 46.b5 cxb5 47.Nc3 fxg4 48.Nxb5+ Bxb5 49.Bxb5 h5 50.Ra2 Kb8 51.Rga1 Nc7 52.Bd3±]

46...exf5 47.b5! cxb5 48.Nc3 Bc6 49.Nxb5+ Bxb5 50.Bxb5 Rf7 [50...Rh8 51.Ra1 Rb8 52.Rga2 Rhc8 53.e6 Kd8 54.Bd7+–]

51.h5 Kd8 52.hxg6 hxg6 53.Rxg6 Rxg6 54.Rxg6 Nc7 55.Bd3 Ne8 56.Bc2 Rh7 57.Bxf5 1–0

⚪️#22 (Strategy-White to Move)
🔸Duda Jan-Krzysztof (2739)
🔸Reyes Najera Carlos A. (2149)
🔸World Chess Olympiad 2018 Batumi

Unity Chess Strategy Multiple Choice 22
public poll

A) Nb5 – 6
👍👍👍👍👍👍👍 50%
@YaminiG, @RichardPeng, @Henrycaba, مجید, Michael, Hansika

C) Qh4 – 4
👍👍👍👍👍 33%
Vincent, @Somebody_Sophia, Rachel, Alan

B) Rd3 – 2
👍👍 17%
@MerissaWongso, Zhenrui

👥 12 people voted so far.

⚫️#22 (Endgame-Black to Move)
🔸Duda Jan-Krzysztof (2739)
🔸Reyes Najera Carlos A. (2149)
🔸World Chess Olympiad 2018 Batumi

Unity Chess Endgame Multiple Choice 22
public poll

A) 60...Bd8 – 7
👍👍👍👍👍👍👍 88%
Vincent, @YaminiG, @MerissaWongso, @Somebody_Sophia, @RichardPeng, مجید, Hansika

B) 60...Nxh5 – 1
👍 13%
Rachel

C) 60...Kd6
▫️ 0%

👥 8 people voted so far.

U.S. Team with Fritz Brieger at the 1937 Stockholm, Sweden, Chess Olympiad
L to R: Samuel Reshevsky, Al Horowitz, Fritz Brieger (Sponsor), Frank Marshall, Reuben Fine, and Isaac Kashdan.

@UnityChess