19.e6! [White restricts the opponent's bishop and tries to take down it completely out of play.]

[19.Qxh7!? Kd8 20.Kg1 Bd7 21.Qg6 Rc8 22.Bf7 Nxe5 23.dxe5 Qxe5 24.Rd1 Rxc3 25.Qb6+ Ke7 26.Bd5 Qe3+ 27.Qxe3+ Rxe3 28.Bxb7 Be6 29.Bd5 Bxd5 30.Rxd5 Ra3 31.Rd2²; 19.Kg1 Be6 20.d5 Qc5+ 21.Kh1 Bg8 22.e6 Ne7 23.Rb1 Rc8 24.Bb3 Qd6 25.c4 Kd8 26.Rf1„]

19...Qf6+?? [19...Qd6!? 20.Qxh7 Kd8 (20...Bxe6?? 21.Bxe6 Qxe6 22.Re1) 21.Qxg7²]

20.Kg1 Qg6 21.Qf3 Qf6 22.Qe3 Qh6 23.Qe2 Na5 24.Bd5 Qg5 25.Qf3 Qf6 26.Qh5+ Qg6 27.Qe5 Nc6 28.Qd6 Ne7 29.Rf1 Qh5 30.Bxb7

1–0

⚫️#267 (Endgame-Black to Move)
🔸Garcia Palermo,C (2391)
🔸Lodici,Lorenzo (2456)
🔸78th ch-ITA 2018

35...Qb5? [35...c4! 36.Rc1 Rxb3 37.Qxb3 cxd3 38.Qd1 (38.Rxc6 Rxb3–+) 38...Rb2+ 39.Kf1 Qb7 40.Nxd3 Rxh2 41.Kg1 Ra2 42.Ne1 Qb6 43.Qd4 Qxd4 44.exd4 Rd2 45.Rc7 Rxd4–+; 35...Rxb3 36.Qxb3 Rxb3 37.Rxb3 e5 38.Nd5 Qa4 39.Rbb1 Qa2+ 40.Kf1 Bd8 41.Rb7+ Ke6 42.Nc7+ Bxc7 43.Rxc7 Qxh2 44.Rc6+ Kf7 45.Rc7+ Kg6 46.Rdd7„]

36.Ra1? Rxb3? [36...c4 37.bxc4 Rxc4 38.Qd2 Rbc7 39.Ra2 Qb1-/+]

37.Qxb3 Qxb3 38.Rxb3 Rxb3 39.Ra6„

½–½

🔸World Youth U16 Olympiad 2018
🔸Round 8
⚪️Esipenko,Andrey (2609)
⚫️Can,Isik (2382)
🔸1-0

22...Rxd4! [Isik wants to trade off his own two rooks for the opponent's queen which in this position is in Black's favor.]

23.cxd4 Rc8 24.Nb3 [24.Qxc8+? Kxc8 △Q×a2 25.Kb1 Qd3+!–+ △Q×d4]

24...Rxc2+ 25.Kxc2 Ne7?!-/+ [It is a hasty move. Black could have moved his queen to the center and gained a decisive advantage:]

[25...Qe2+! 26.Rd2 Qe4+ 27.Kc1 b6!–+ △Ne7]

⚪️#268 (Strategy-ًWhite to Move)
🔸Valsecchi,A (2497)
🔸Sonis,Francesco (2499)
🔸78th ch-ITA 2018

Unity Chess Strategy Multiple Choice 268
public poll

C) c6 – 7
👍👍👍👍👍👍👍 88%
Nikhil, Majid, @A_Somewhat_Cool_Guy, Michael, Hansika, @Kingbosskasyap, Arianna

A) Qc4 – 1
👍 13%
اوین

B) h4
▫️ 0%

👥 8 people voted so far.

⚪️#268 (Endgame-White to Move)
🔸Barp,Alberto (2429
🔸Basso,Pier Luigi (2529)
🔸78th ch-ITA 2018

Unity Chess Endgame Multiple Choice 268
public poll

A) R×c7 – 11
👍👍👍👍👍👍👍 79%
Masoud, @Zamani9899, @hosssein_G, Nikhil, @meti_niko, Majid, اوین, Michael, Hansika, @Sad888, @Kingbosskasyap

C) Rd1 – 2
👍 14%
@A_Somewhat_Cool_Guy, Arianna

B) Rb1 – 1
👍 7%
@RahmaniArapardaz

👥 14 people voted so far.

Name as many players as you can.
These are the participants of the 1966 chess Olympiad.

@UnityChess

“Some consider that when I play I am excessively cautious, but it seems to me that the question may be a different one. I try to avoid chance. Those who rely on chance should play cards or roulette. Chess is something quite different.”

🔸 Tigran Petrosian

@UnityChess

The 14th Olympiad, Leipzig. Final Group 'A', Round 7, 3rd November 1960.
On Board 3 of the West Germany v. USSR match, Wolfram Bialas faces Viktor Korchnoi in the second session of play. The Soviet grandmaster won in 66 moves.

@UnityChess

Wolfram Bialas 🆚 Viktor Korchnoi

Leipzig ol (Men) fin-A (1960), Leipzig GDR, rd 7, Nov-03

Sicilian Defense: Fischer-Sozin Attack. Leonhardt Variation (B88) ·

0-1

Not the greatest quality, but an important historical photo.
Leningrad, July-Aug 1946 - the USSR Junior Championship. The Azeri player, Azer Zeinali, faces the 15-year-old local, Viktor Korchnoi. Standing, right, is Nikolai Krogius.

@UnityChess

Biel tournament : Vidit is the winner. Shankland 2nd ( at left ) , Leko 3rd ( at right )

With the closing ceremony and the prizegiving the 52nd International Chess Festival of Biel ended yesterday. The winners of the three main tournaments are GM Santosh Vidit (India) in the Grand Master Tournament, GM M.aminTabatabaei (Iran) in the Master Tournament and Achim Schneuwly (Switzerland) in the Main Tournament. Thanks from our side for everyone who was part of it. We wish you all a wonderful Swiss National Day!