White to play and checkmate in two moves
601
(Arthur Ford Mackenzie - The Sydney Morning Herald 1st Prize, 1905)
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1.Na3! ~ 2.Nc2#
1...Kxe3+ 2.Ne4#
1...Rh2 2.Re4#
1...Re4 2.Rxe4#
1...Rxd5+ 2.Nb5#
1...Rd6+ 2.c6#
1...Re7+ 2.c6#
Date added: 13/6/2021
602
(Valentin Viktorovich Lider - Schach-Echo 4th Prize, 1973)
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1.Be2! zz
1...fxe3 2.Bxe3#
1...gxf5 2.Ndxf5#
1...Nxc2 2.Ndxc2#
1...Nxc4 2.Nxc4#
1...Nxb5 2.Nxb5#
Date added: 13/6/2021
603
(William Anthony Shinkman - The Illustrated American, Apr 1890)
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1.Qe6!
1...Rxc4 2.Qxc4#
1...Rb4 2.Qd5#
1...Kc6 2.Qc8#
1...Kxd4 2.Bb6#
1...Kb4 2.c5#
1...d5 2.Qb6#
1...Ne5 2.Qxd6#
1...Ng5 2.Qxd6#
1...Nh6 2.Qxd6#
1...Nh8 2.Qxd6#
1...Nxd8 2.Qxd6#
Date added: 13/6/2021
604
(Karl Adolf Koefoed Larsen - Good Companion 2nd Prize, Feb 1920)
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1.Kc5! ~ 2.Qf4#
1...Rxd5+ a 2.Qxd5#
1...Nd2+ 2.Bxc2#
1...Ne5+ 2.Nc3#
1...Nd6+ 2.Bxc2#
1...Nb6+ 2.Bxc2#
1...Na5+ 2.Bxc2#
1...d3+ 2.Rxe3#
1...Rf5 2.Qxf5#
1...e5 2.Nf6#
Date added: 13/6/2021
605
(Robert Bownas Wormald - The Illustrated London News, 3 Apr 1852)
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1.Nd7!
1...Kc4 2.Nb6#
1...Ke4 2.Nf6#
1...Ke6 2.Nf4#
1...Kc6 2.Nb4#
Date added: 13/6/2021
606
(Fredrik Storm - British Chess Magazine, 1939)
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1.Nd3! ~ 2.Re5#
1...N2f3 2.Nf6# (2.Nf4#??)
1...N4f3 2.Nf4# (2.Nf6#??)
1...Nc4 2.Nb4#
1...Be6 2.Ne7#
1...Ne6 2.Ne7#
1...Rf5 2.Qd8#
1...Nf5 2.Bf7#
1...Nb5 2.Qc5#
1...Rxa4 2.Qc5#
Date added: 13/6/2021
607
(Unknown Composer)
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1. Qxh7+!
1. ... Rxh7 2. Rg8#
Date added: 13/6/2021
608
(John Ormerod Scarlett Thursby - Seventy Five Chess Problems, 1883)
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1.Qe3! zz
1...Qxg7 2.Bxg7#
1...Qf8+ 2.gxf8Q#/gxf8R#/gxf8B#/gxf8N#
1...Qe8/Qd8 2.g8Q#/g8R#/g8B#/g8N#
1...Qxh8 2.gxh8Q#/gxh8B#
1...Qh7 2.g8N#
1...Bb7/Ba6 2.Nxd7#
1...c4 2.Qd4#
1...g4 2.Qxf4#
1...fxe3 2.Rf1#
1...f3 2.Qxf3#
1...b3 2.Qc3#
Date added: 13/6/2021
609
(Alexander Kish - American Chess Bulletin, Jan 1936)
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1.Bh6! (2.Ne6#)
1...Nxe4 2.Qf2#
1...Nxf3+ 2.Nxf3#
1...Qxe4 2.Nc2#
1...Rxe4 2.Qa7#
Date added: 13/6/2021
610
(Alain Campbell White - American Chess Bulletin, Nov 1941)
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1.Qb1! ~ 2.Qb4#
1...Qe1 2.Qxe1#
1...Qf2 2.Nc3#
1...Qe5 2.c4#
1...Qxa3 2.c3#
1...Qb3 2.cxb3#
1...Qc3+ 2.Nxc3#
1...Qd3 2.cxd3#
1...Qe3 2.Rxe3#
1...Qg5 2.c4#
1...exd5 2.Bxd5#
Date added: 13/6/2021
611
(Bror Larsson - Norsk Vanføretidsskrift 1st Prize, 1952)
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1.Qg3! ~ 2.Nf4#
1...Re4 2.Qxg6#
1...Rf6 2.Qh4#
1...g5 2.Qh3#
1...Bd6 2.Qh4#
1...Bg5 2.Qf3#
Date added: 13/6/2021
612
(John Michael Rice - Chess Problems for Solving, 1995)
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1.Qb4! zz
1...fxe5 2.Qh4#
1...Nc3/Nd4/Na3 2.Qb6#/Qb8#
1...Nc7 2.Qb8#
1...Na7 2.Qb6#
1...Rd5/Rd4/Rd3/Rd2/Rd1 2.Qe7#/Qf8#
1...Rxd7 2.Qf8#
1...Rxc6 2.Qe7#
1...exf5 2.Re8#
Date added: 13/6/2021