60.a3??
White should have prevented the black bishop from activating:
60.Qg8!+ Kc7 61.Qf7
60...Bf5 61.Qg8+ Kc7 62.Qg7+ Kb6 63.Qg1+ Kb7 64.Kd2 Qxd5+ 65.Kc1 Qd3 66.Qg2+ Be4 67.Bc2 Qe3+ 68.Qd2 Bxc2 69.
Kxc2 Qxd2+ 70.Kxd2 bxa3 71.bxa3 d5 72.Ke2 d4 0-1
White should have prevented the black bishop from activating:
60.Qg8!+ Kc7 61.Qf7
60...Bf5 61.Qg8+ Kc7 62.Qg7+ Kb6 63.Qg1+ Kb7 64.Kd2 Qxd5+ 65.Kc1 Qd3 66.Qg2+ Be4 67.Bc2 Qe3+ 68.Qd2 Bxc2 69.
Kxc2 Qxd2+ 70.Kxd2 bxa3 71.bxa3 d5 72.Ke2 d4 0-1
16... Qc5!
With the idea of ...Qe5, exchanging the opponent's active queen.
17.Rhf1 Qe5 18.Ne2 Qxf4 19.Nxf4 h4!
Gaining more space on the kingside.
20.Rde1 Bh6 21.c4 b4 22.Re2 Rag8 23.c5 dxc5 24.e5 f5 25.Rc2 Bxf4 26.Rxf4 Rg4 27.Rff2 Rd8 28.Rxc5 Rxg2 29.Rxg2 Bxg2 -+
With the idea of ...Qe5, exchanging the opponent's active queen.
17.Rhf1 Qe5 18.Ne2 Qxf4 19.Nxf4 h4!
Gaining more space on the kingside.
20.Rde1 Bh6 21.c4 b4 22.Re2 Rag8 23.c5 dxc5 24.e5 f5 25.Rc2 Bxf4 26.Rxf4 Rg4 27.Rff2 Rd8 28.Rxc5 Rxg2 29.Rxg2 Bxg2 -+
GM Pouria Darini:
We were both in time trouble, but the draw was a logical result. There were two moves to obtain a draw by perpetual check: 59.Qc8+ and 59.Qc6+. I chose 59.Qc6+ in order to tempt my opponent to play 59...Kf5??. Fortunately, while he was thinking about that, the time was over.
59. Qc6+ 1-0
A)59...Kf7 60.Qd7+ . With perpetual check
B) If 59...Kf5??, then 60.Qc8+ Qe6 61.e4!+ dxe4 62.Qf8+ Kg4 63.Qf4#
We were both in time trouble, but the draw was a logical result. There were two moves to obtain a draw by perpetual check: 59.Qc8+ and 59.Qc6+. I chose 59.Qc6+ in order to tempt my opponent to play 59...Kf5??. Fortunately, while he was thinking about that, the time was over.
59. Qc6+ 1-0
A)59...Kf7 60.Qd7+ . With perpetual check
B) If 59...Kf5??, then 60.Qc8+ Qe6 61.e4!+ dxe4 62.Qf8+ Kg4 63.Qf4#
18.Nxd6!
A well-calculated sacrifice by Mosadeghpour.
18...Bxg4 19.Nxg4 Bd4+ 20.Kh1 Rxd6 21.Nh6+ Kg7 22.c3 Bf6 23.e5 Bxe5 24.Bxe5+ f6 25.Rde1 Qd8 26.Qe3 Rb6 27.Rxf6 Rxf6 28.Bxf6+ Qxf6 29.Ng4 Qd6 30.Qe8 Qf4 31.Qe7+ Kh8 32.Qxb7 h5 33.Nh2 Nfd7 34.Qxa8 Qd2 35.Nf3 Qxb2 36.Re7 1-0
A well-calculated sacrifice by Mosadeghpour.
18...Bxg4 19.Nxg4 Bd4+ 20.Kh1 Rxd6 21.Nh6+ Kg7 22.c3 Bf6 23.e5 Bxe5 24.Bxe5+ f6 25.Rde1 Qd8 26.Qe3 Rb6 27.Rxf6 Rxf6 28.Bxf6+ Qxf6 29.Ng4 Qd6 30.Qe8 Qf4 31.Qe7+ Kh8 32.Qxb7 h5 33.Nh2 Nfd7 34.Qxa8 Qd2 35.Nf3 Qxb2 36.Re7 1-0
The last move was 22 Nd2-e4 with the idea of swapping the strong enemy knight on c5.
22...Bf5!
The most tempting reply, and the best one as well! Black prepares to exchange his bishop for the white knight so that his own, powerful knight will remain on the board.
23.Rc4 b3 24.Qc1
By unpinning the knight White managed to avoid any tactical surprises; however, the opponent's reply will leave him with a clear strategical inferiority.
24...Bxe4! 25.Bxe4 f5 26.Bg2 Qa5
By now the virtues of the ...Bf5xe4 plan are easy to grasp. The firmly installed knight outshines the passive bishop, and the b2-pawn is a burden in the long run.
22...Bf5!
The most tempting reply, and the best one as well! Black prepares to exchange his bishop for the white knight so that his own, powerful knight will remain on the board.
23.Rc4 b3 24.Qc1
By unpinning the knight White managed to avoid any tactical surprises; however, the opponent's reply will leave him with a clear strategical inferiority.
24...Bxe4! 25.Bxe4 f5 26.Bg2 Qa5
By now the virtues of the ...Bf5xe4 plan are easy to grasp. The firmly installed knight outshines the passive bishop, and the b2-pawn is a burden in the long run.
White has just played 27 Rd2-e2, with the probable intention of Rfe1 creating a mating threat.
27...g6!
A typical prophylactic measure. With ...Kg7 next, Black safeguards the king from any surprises along the back rank. Moreover, he takes the f5 and h5 squares from the white queen and knight.
28.Rfe8 Kg7
All of a sudden White has fallen short of active plans, whereas Black is waiting for the right moment to attack the b2-pawn.
29.Ng2 h5!
By setting up the positional threat of ...h5-h4, Black aims at provoking a weakness in the enemy camp.
30.h3 Rd6 31.Nf4! Rb6 32.Rb1 c3! 33.b4 a5 34.Re4 Rd8!-+
White managed to save the b-pawn, but now the second rank proves to be too vulnerable.
27...g6!
A typical prophylactic measure. With ...Kg7 next, Black safeguards the king from any surprises along the back rank. Moreover, he takes the f5 and h5 squares from the white queen and knight.
28.Rfe8 Kg7
All of a sudden White has fallen short of active plans, whereas Black is waiting for the right moment to attack the b2-pawn.
29.Ng2 h5!
By setting up the positional threat of ...h5-h4, Black aims at provoking a weakness in the enemy camp.
30.h3 Rd6 31.Nf4! Rb6 32.Rb1 c3! 33.b4 a5 34.Re4 Rd8!-+
White managed to save the b-pawn, but now the second rank proves to be too vulnerable.
Unity Chess Multiple Choice 653
public poll
A: Kf1 β 11
πππππππ 73%
@Zamani9899, Gavin, Nikhil, Atilla, Vincent, Evan, Amanj, @A_Somewhat_Cool_Guy, Rachel, Vedant, @ZhenruiGu
C: Kd2 β 3
ππ 20%
@Afshin3333, @SophiaCat_does_Chess, Sanjana
B: f4 β 1
π 7%
@mahyarebrahimi1983
π₯ 15 people voted so far.
public poll
A: Kf1 β 11
πππππππ 73%
@Zamani9899, Gavin, Nikhil, Atilla, Vincent, Evan, Amanj, @A_Somewhat_Cool_Guy, Rachel, Vedant, @ZhenruiGu
C: Kd2 β 3
ππ 20%
@Afshin3333, @SophiaCat_does_Chess, Sanjana
B: f4 β 1
π 7%
@mahyarebrahimi1983
π₯ 15 people voted so far.
Unity Chess Multiple Choice 654
public poll
B: Bd3 β 11
πππππππ 58%
Gavin, Nikhil, Vincent, Evan, @RichardPeng, @AryanLeekha, Rachel, Vedant, Michael, Zhenrui, Alan
A: h3 β 4
πππ 21%
@mahyarebrahimi1983, @Afshin3333, @Parsnet2017, @chessnoob
C: Rd2 β 4
πππ 21%
@Zamani9899, @Sophia_Peng, Amanj, Sanjana
π₯ 19 people voted so far.
public poll
B: Bd3 β 11
πππππππ 58%
Gavin, Nikhil, Vincent, Evan, @RichardPeng, @AryanLeekha, Rachel, Vedant, Michael, Zhenrui, Alan
A: h3 β 4
πππ 21%
@mahyarebrahimi1983, @Afshin3333, @Parsnet2017, @chessnoob
C: Rd2 β 4
πππ 21%
@Zamani9899, @Sophia_Peng, Amanj, Sanjana
π₯ 19 people voted so far.
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1st Laptop 2nd: Tablet 3rd: Kindle
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Best under 600: $100 in book prizes
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πΊπΊ All prizes are 100% guaranteed! πΊπΊ
πΉ ROUNDS SCHEDULE:
Round 1: 9-11 am
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πΉ ENTRY FEE:
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$70 at the site
πΊπΊThe entry for GMs, WGMs, IMs, WIMs, FMs, WFMs would be free. πΊπΊ
πΉNo playing up is allowed in any section.
Players have the option to enter the tournament with
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