Round 3 of the Prague Masters

The Masters is a 10-player round-robin tournament organized by Nový Bor Chess Club, taking place from 6-15 March in the Hotel Don Giovanni in Prague, Czech Republic.

🔹 1st Prague Masters 2019
🔹 PGN format

@UnityChess

🔸chess.com IoM Masters Douglas ENG 2018
🔸Round 6
⚪️Kobo,Ori (2505)
⚫️Shirov,Alexei (2636)
🔸0-1

18...Nxd3+! [Shirov chooses the best way to obtain an advantage.]

[18...Nxg2+ would not be so good, in view of 19.Kd2 Nc4+ 20.Bxc4 Rxc4 21.Rhg1 Bh3 22.Kd3 Rc6=]

19.Rxd3 Bf5 [△Nc4]

20.Rd1 [20.Ne4 Rc2! 21.d5 Bb4+ 22.Kd1 Rxb2=/+]

20...Nc4! [Alexei fully exploits the absence of the White's light-squared bishop.]

21.0–0 [21.b3? Nb2 22.Rd2 Nd3+ △Bb4 23.Rxd3 Bxd3 24.Kd2 Ba6-/+]

21...Nxb2 22.Rb1? [White gives up the exchange unnecessarily.]

[22.Rd2! Nc4 23.Rdd1 Ba3 24.Ne4 Re8 25.N2c3 Bxe4 26.Nxe4 f5 27.Nc5 b6 28.Nd3=/+]

22...Bxb1 23.Rxb1 Ba3 24.Nb5? [24.d5 Re8 25.Bxa7 Nd3 26.Bb6+ Kd7-/+]

24...Rc2!–+

0–1

⚫️#160 (Strategy-Black to Move)
🔸Shankland,S (2731)
🔸Rapport,R (2735)
🔸Champions Showdown Rapid Saint Louis USA 2019

22...Bxe3! [Of course, Rapport doesn't allow White to plant his knight on the d5–outpost.]

[22...b4 23.c4 (23.Nd5=) 23...Bxe3 24.Qxe3 Rb6 25.b3 Qc5 26.Ra2 Qxe3 27.fxe3 Rcc6 28.Rca1=; 22...Qc6? 23.Nd5±]

23.Qxe3 Rb6 24.Qd3 Qc4 25.Rd1 Rcc6 26.g3 Rxa6 27.Rxa6 Rxa6 28.Kg2 Qxd3 29.Rxd3 Kf8 30.Rd5 Rb6-/+

½–½

⚫️#160 (Endgame-Black to Move)
🔸Shankland,S (2731)
🔸Rapport,R (2735)
🔸Champions Showdown Rapid Saint Louis USA 2019

49...Rb1? [49...a3! 50.Rxf5+ Ke6 51.Ra5 Kd6 52.Ra7 Kc5 53.Rxg7 Rb5 54.f5 Rb4+ 55.Kg3 Kb6 56.Rg8 Ra4 57.Rb8+ Kc7 58.Rb1 a2 59.Ra1 Kd6–+; 49...Ra3? 50.Ra6+ Kf7 51.Rf6+ Ke7 52.Re6+ Kf8 53.Rf6+ Kg8 54.Rf8+ Kh7 55.Rh8+=]

50.Ra6+ Kf7 51.Ra7+ Ke6 52.Rxa4 Rh1+ 53.Kg3 Rxh5 54.Ra6+ Kd5 [54...Kf7 55.Ra7+ Kg6 56.Ra6+ Kh7 57.Ra1 g5 58.Ra7+ Kg6 59.Ra6+ Kf7 60.Ra7+ Ke6 61.Ra6+ Kd5 62.Ra5+ Ke4 63.Ra4+ Kd3 64.Ra3+ Kc2 65.fxg5 hxg5 66.Ra5=]

55.Ra5+ Kd4 56.Ra4+ Kd3 57.Ra3+ Kc4 58.Ra4+ Kb5 59.Ra1 g6 60.Rc1 Kb6 61.Ra1 g5 62.fxg5 hxg5 63.Rf1 g4 64.Kf4 Kc5 65.Rd1 Kc4 66.Rd8 Kc3 67.Rd7 Kc2 68.Rd8 Rh7 69.Kxf5 Rg7 70.Kf6 g3 71.Kxg7 g2 72.Rc8+ Kd2 73.Rd8+ Ke2 74.Re8+ Kf2 75.Rf8+ Kg3 76.Rf6 g1Q 77.Rg6+ Kf2 78.Rxg1 Kxg1

½–½

⚪️#161 (Strategy-White to Move)
🔸Navara,D (2738)
🔸So,W (2765)
🔸Champions Showdown Rapid Saint Louis USA 2019

Unity Chess Strategy Multiple Choice 161
public poll

A) f3 – 11
👍👍👍👍👍👍👍 85%
عباس, Jonas, Max, Gavin, @A_Wild_Richard, Sahil, Atharva, Michael, Hansika, Matthew, Kasyap

B) Rc1 – 1
👍 8%
@mahyarebrahimi1983

C) Rd3 – 1
👍 8%
@Somebody_Sophia

👥 13 people voted so far.

⚪️#161 (Endgame-White to Move)
🔸Moroni,L (2567)
🔸Wei Yi (2733)
🔸Aeroflot Open A Moscow RUS 2019

Unity Chess Endgame Multiple Choice 161
public poll

A) e3 – 12
👍👍👍👍👍👍👍 75%
@M_L_110213, عباس, Masoud, Jonas, Gavin, @Somebody_Sophia, @A_Wild_Richard, Sahil, Hansika, Pravin, Matthew, Kasyap

B) Rc1 – 3
👍👍 19%
@mahyarebrahimi1983, Max, Atharva

C) Nd4 – 1
👍 6%
Michael

👥 16 people voted so far.

Born on this day, 9th March, in 1943 - the 11th World Chess Champion, Bobby Fischer.

@UnityChess

#BobbyFischer

🔸 Bobby Fischer
🔸 Eleventh World Chess Champion
. . . . . . . . . . . . .
@unitychess