Safety and Counting Flashcards
Black to play and win
1-1: 1…Bxf3 2.Qxf3 Rxg7 A typical easy counting problem. Black trades off his attacked piece before hie wins the hanging bishop on g7.
White to play and win
1-2: 1.Nxd4 Bxd1 2.Nb3 Be2 3.Re1 wins a piece
Black to play and save a piece
1-3: 1…Ke6 is necessary to save the knight on d5 and maintain equal chances in this famous “Frid Liver” position. Retreating the king to “safety” and returning the knight is just hopeless, and a common beginner mistake.
Black to play; is …Ne4 safe?
1-4: Yes. 2.Bxe7 Qxe7 or 2.Bxe4 Bxg5. And 2. Nxe4? dxe4 3.Bxe7 Qxe7 wins for Black.
White to play and win
1-5: 1.Bxd7 But not the “cute” 1.Rxd4 Nb6!. 1…Qxe5 1…dxe3 2.Qxe4 wins a piece. 2.Bd2 leaves White ahead a piece.
Can Black play 1…Nxe4 2. Nxe4 d5 and win back his piece?
1-6: No. This “center fork trick” does not work with a bishop on c5! 1…Nxe4 2. Nxe4 d5 3.Nxc5.
Can White win the d-pawn?
1-7: No. 1.Nxd4 Bxd4 2.Rxd4 Qxd4 3.Qxd4 Re1#.
White to play; is Bxb5 safe?
1-8: Yes. 1.Bxb5 Qa5+ 2.Nc3 guards the bishop and remains a pawn ahead.
White to play and win a pawn
1-9: The desperado queen sacrifice 1.Qxd7+ Bxd7 2.Bxa5 wins a pawn.
White to play and win
1-10: The pawn on d2 is not going anywhere: 1.exf6 wins the knight. In the actual game White panicked and played the hasty 1.Nxd2??, allwoing Black to save the piece with 1…Nd5.
Black to play; is …Ng4 good?
1-11: No. White wins two pieces for the rook. 1…Ng4? 2.fxg4 Bxg1 3.Kxg1.
White to play and win a pawn
1-12: 1.Rg7 and if Black tries to trap the rook, White escapes: 1…Kf8 2.Rxg6 Kf7 3.Rh6 Kg7 4.Rxh5 Kg6 6.Rh8 Kg7 6. Rb8
White to play and win
1-13: 1.Nxe2 Not capturing is an unbelievably big counting mistake 1…Bxa1 2.Rxa1 and White is ahead two pieces for a rook.
Black to play and win a pawn
1-14: 1…Nxf6 2.Rxd8 Bxd8 and Black holds everything while winning back the pawn he was down.
White to play and win
1-15: 1.Ne7+ Qxe7 2.fxe7 wins the house!
White to play and win a pawn
1-16: 1.Bxh6 1.Qxe7 hxg5 2.Qxd8 Raxd8 3.Nxg5 is almost as good, and also counts as correct! But not 1. Bxf6? Bxf6, when White has nothing. 1…gxh6 If 1…Ng4 2.Qxe7 and if 1…Re8 2.Bg5. 2.Qxe7 and White is ahead a pawn.
White to play and stay ahead material
1-17: 1.Rxf7+ Rxf7 2.Nd6 and White remains ahead two pieces for a rook.
Black to play and win a pawn
1-18: 1…Ng4 2.Qe2 Qc7 wins the e-pawn.
Black to play and win
1-19: 1…Bxe5 (skewer!) 2.Qxe4 Bxb2 wins a piece.
Black to play and win
1-20: 1…Qxf5 2.gxf5 Bxd2 and Black ends up a piece ahead.
Black to play and win
1-21: 1…Rxc1 Of course not 1…Bxd5? 2.Rxc8. 2.Rxc1 Bxd5 wins a piece for Black.
White to play and save a piece
1-22: 1.Rf3 If instead 1.Rf2?? Bxf2. Other moves allow 1…g5 or 1…Rxf4.
Can White win a piece?
1-23: No. If 1.Nxe5 Bxe5 2.Rxe5?? Rd1+ 3.Re1 Rxe1#.
Black to play and win
1-24: 1…Qxb1+ 2.Nxb1 Nxd5 leaves Black a rook ahead. 1…Nxc2+? 2.Kd1 is good for White.