September 2021 Chess Puzzle Answer Key

By CCSCSL Staff
on October 2, 2021
in

Puzzle 1: 2020

Study by Steffen Nielsen and Martin Minski

White to move

Answer:

1. Ng3! [1. b7? Be3 2. Ne3 Ra2 -+] Rxg3 2. b7 Bf4 [2… Be3 3. Bd4+-] 3. Rxh2 Rc3! 4. Re2+ [4. Bc3? Bh2=] 4… Re3 5. Be5! Ra3+ [5… Be5 6. Rxe3+-] [5… Re5 6. b8=Q+-] [5… Re2 6. b8Q+-] 6. Kb6 Kd7 7. b8N+! [7. b8Q? Rb3 =] 7… Kc8 [7… Kd8 8. Bf6#] 8. Bf4 gxf4 [8… Rb3 9. Kc6 +-] 9. Re8#

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Puzzle 2: 2019

White: Zarina Shafigullina Black: Irina Krush

Black to move



Answer:

1… Ng5+ 2. fxg5 [2. Kh4 Qxg2 3. Nxe2 Nf3#] [3. Kxg5 h6+ 4. Kf5 Qd5#] Qxg2+ 3. Kh4 Qh2+ Shafigullina resigned because of 4…Rxh2 Rxh2#

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Puzzles 3: 2015

Study by Mirko Miljanic

White to move

Answer:

1. c6+ Ka8 2. Nc7+ [2. Qd7? Re2+ 3. Kf3 Qf8+ 4. Ke2 Qf3+! 5. Kxf3 stalemate] 2… Qc7 3. Rg8+ Rf8 [3… Nf8? 4. Qc7+-] [3… Ka7 4. Qd7 Rf4 5. Ke3 Rf7 6. Qd4+ +-] 4. Rxf8 Nb8 5. Qh6! [5. Qxc7 stalemate] 5… Qh7+! [5… Qe7+ 6. Kd5 Qb4 7. Qc1 +-] 6. Rf5!! Qxh6 7. Ra5+ Na6 8. Ra6+ Kb8 9. c7+ Kxc7 10. Rxh6 +-

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Puzzle 4: 2020/2021

White: Wesley So Black: Daniil Dubov

White to move

Answer:

1. Re8 Ba7 [1…fxg5 2. Qa8+- ] [1… Qxg5 2. Rxf8+ Kg7 3. Rg8+-] 2. Qd7! h6 [2…Nxd4 3. Rxf8 Qxf8 4. Bh6! Qxh6 5. Qe8+ Kg7 6. Qg8#] 3. Qc8 Rxe8 4. Qxe8+ Kh7 5. Bxf6 Dubov resigned here as it’s impossible to defend g8

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