Puzzle 2-5-17
A study by Leonid Kubbel
1922
White to move
Solution: 1. Nc6!, Kxc6; 2. Bf6, Kd5; 3. d3, a2; 4. c4+, Kc5; 5. Kb7, a1=Q; 6. Be7 #
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Puzzle 2-12-17
A masterpiece by Leonid Kubbel
1925
Solution: 1.Be4, Qh6; 2. Bd3, Qd2; 3. Be2!!!!, Qc2; 4. Bd1, Qxd1; 5. Nc3+
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Puzzle 2-19-17
A study by Leonid Kubbel
1925
White to move
Solution: 1. g4, Qh4; 2. Ndf3, Qf6!; 3. Nd4!, Qxe5; 4. Nc6+
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Puzzle 2-26-17
A study by Leonid Kubbel
1925
White to move
Solution : 1. Bh3+, Kxh3; 2. Qg1, Kh4; 3. Qh2+, Kg5; 4. f4+