Puzzle 1: 2003
White: Michal Krasenkow Black: Anatoly Karpov
Black to move
Answer:
1. ..., Bc5+; 2. Kg2, Re3; 3. Qa4, Re2+; 4. Re1! 0-1, 4..., Rxe1; 5. Qxf3++
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Puzzle 2: 1994
White: Anatoly Karpov Black: Veselin Topalov
White to move
Answer:
1. Ne4, Bd4; without the bishop next to the black king whites is guaranteed to win material soon; the game continued 2. bxa6, Qb6; 3. Rd1, Qxa6; 4. Rd1, Qxa6; 5. Rxd4!, Rxd4; 6. Qf6+, Kg8; 7. Qxg6+ and the black king did not live long with no pawns to defend him.
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Puzzles 3: 1993
White: Anatoly Karpov Black: Valery Salov
White to move
Answer:
1. Qxg6!! 1-0 ; 1...., hxg6; 2. Rh4 with mate to follow on h8
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Puzzle 4: 1984
White: Jan Timman Black: Anatoly Karpov
Black to move
Answer:
1. ..., g5! opening the f file; 2. Bxg5, Bb4+; 3. Kf2, Rhf8+; 4. Kg2, Rxd5; 5. Qxd5, Qf3+ good thing the file is open; 6. Kh2, Qf2+ 0-1;