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• Copyright 1991,1996, 1997, 1998 John Richard Coffey.
• If you find any errors, then please let me know.- John.
• Please use the links below to center the problems, find the solution, and to advance to the next problem.

4W0021 [solution]	_____	4W0022 [solution]      [Next]
4W0023 [solution]	_____	4W0024 [solution]      [Next]
4W0021 1. Be2!! (or Bf3 !!) 1. ... f6 2. Bc4+ Rf7 3. Qh7+ Kf8 4. Qh8 mate.	_____	4W0022 1. Ba5+ Kc8 (Kd8 then Qa4+) 2. Rc1+ Kxb7 3. Qb4+ Ka6 4. Rc6 mate
4W0023 1. Ng5+! Kh6 2. Nf7+! Kh7 (Kh5 Qg5 mate) 3. Bxg6+! Rxg6 4. Qh8 mate!	_____	4W0024 1. Qg5! if Rh8 then 2. Be8+! forces mate It should be over by move 4.
4W0025 [solution]	_____	4W0026 [solution]      [Next]
4W0027 [solution]	_____	4W0028 [solution]      [Next]
4W0025 1. Qxb6 Qh7+ 2. Kg2 Qe4+ 3. f3 Qe2+ 4. Qf2 stops the checks and wins	_____	4W0026 The only sure way I see to checkmate is 1. Ne5+ 2. Qb3+ 3. Qa3+ and 4. Rb1 mate!!!
4W0027 1. Rc1+ Kd8 (if Kxb7 then Qb4+ and Rc6) 2. Ba5+ Ke8 3. Qa4+ Qd7 4. Qxd7 mate	_____	4W0028 1. Qxf7+! (The best way.) 1. ... Qxf7 2. Rxd8+ Bf8 3. Bxf7+ and 4. Rxc8 wins
4W0029 [solution]	_____	4W0030 [solution]      [Next]
4W0031 [solution]	_____	4W0032 [solution]      [Next]
4W0029 1. Nxd7! Qxd7 (if Rxd7 then Bb5 wins.) 2. Bb5 Rxa4 3. Bxd7+ Kxd7 4. Rxa4 wins.	_____	4W0030 1. Re4 with the double threat of Rxb4 and ... 2. Rg7+ Kh8 3. Rh4 and 4. R4xh7 mate
4W0031 1. Ne6+!! forks the queen and king. Now if 1. ... fxe6 2. Bh5+! forces mate by move 4.	_____	4W0032 1. Nc5+ Kxf5 2. Qd3+ (better than Nxd7) Ne4 (not Kg4 Qh3 mate) 3. Qxe4+ and 4. Nxd7
4W0033 [solution]	_____	4W0034 [solution]      [Next]
4W0035 [solution]	_____	4W0036 [solution]      [Next]
4W0033 1. Rxg6+! hxg6 (if Kf7 then 2. Qg7 mate.) 2. Qh8+ Kf7 3. Qg7+ Ke6 4. Qf6 mate	_____	4W0034 1. Kf7 g6 (or else the pawn drops) 2. f4+ Kxf4 3.Kxg6 followed by 4. Kxh6 winning.
4W0035 1. Qc6!! with a crushing attack. Now if axb5 2. Qe8+ Kc7 3. Rc1+ Kb7 4. Qc6 mate!	_____	4W0036 1. c7!! Re8 2. Be6!! and 3. c8=Q Rxc8 4. Bxc8 winning. If 1. .. Re2+ 2. Kg3 Rc2 3. Bc6!
4W0037 [solution]	_____	4W0038 [solution]      [Next]
4W0039 [solution]	_____	4W0040 [solution]      [Next]
4W0037 1. Qe5! is the fastest. 1. ... Kd7 2. Kb6 Kd8 3. Kc6 Kc8 4. Qc7 mate or Qe8 mate	_____	4W0038 1. h5+ Kxh5 (Qxh5 Rxd8) 2. Qf7+ Kg5 (Kg4 Qg6 mate) (g6 Re5+) 3. Re5+ Kg4 4. Qf4 mate
4W0039 1. Bf5 and black can't avoid g4 mate. Rb1+ and Kg2 and then 3. Kh3 threatens 4. g4 mate.	_____	4W0040 1. Qh4+ Kf8 2. Qh8+ (forking the rook) Rg8 3. Qh6+ Rg7 4. Rg1 wins the rook because of the pin

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