White to play and checkmate in two moves

Problems 289 to 300

289

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1. Qxd7+!
1. ... Kg8 2. Qh7#
1. ... Nxd7 2. Bd5#

Date added: 26/2/2021

290

(George Hume - Good Companion, 8th American Chess Problem Congress Ty 2nd Prize, ex aequo, 9 Jul 1921)

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1.Nh4! ~ 2.gxf5#
1...Bxd4+ 2.Nxd4#
1...Nce3 2.Qxf6#
1...Nde3 2.Qxd6#
1...Nxf4 2.Nxf4#
1...Nc7 2.Rxd6#
1...Ndb6 2.Qxd6#
1...fxg4 2.f5#

Date added: 26/2/2021

291

(Mariz Graça)

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1. Qh6! [2. Qe3#]
1. ... Rb3 2. Nb6/b4/c3#
1. ... Bf4/c5 2. Q(x)f4#
1. ... f4 2. Qg6#
1. ... Bxd5+ 2. Bxd5#
1. ... Ng4/f1 2. Qh1#

Date added: 26/2/2021

292

(Nils Gustav Gerhard van Dijk - American Chess Bulletin 1st Prize, 1954)

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1.Qb5! (2.Qxc5#)
1...Bxc2+ 2.Nxc2#
1...Nd3 2.c3#
1...Nd7/Ne6/Nb3/Nb7/Na4/Na6 2.Bxg1#
1...Ne4 2.Nf3#

Date added: 27/2/2021

293

(Lars Holger Persson - Vart Hem 1st Prize, 1936)

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1.Rg4! (2.Bd4#)
1...d4 2.Qxd4#
1...Ngf5/Qf4/Qxg7 2.Qf4#
1...Ne2 2.Nd3#
1...Rxb4/Nc6 2.Rxe6#
1...Nef5 2.f4#
1...Qxf3+ 2.Nxf3#

Date added: 27/2/2021

294

(Eeltje Visserman - Die Schwalbe 2nd Prize, 1952)

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1.Bg5! ~ 2.Nc5#
1...Rxb1 2.Nd2#
1...Rxd3 2.Nd2#
1...Qxd3 2.f3#
1...fxg5 2.Re5#
1...Rxd3 2.Nd6#
1...Rf7 2.Nd6#
1...Ne6 2.Qxe6#

Date added: 27/2/2021

295

(Mariano Madeo)

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1. Na6! waiting
1. ... Kc6 2. Qd7#
1. ... Ka8 2. Qd5#

Date added: 27/2/2021

296

(Antonio Piatesi - Problemas 3rd Prize, 1954)

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1. Qb4! [2. Ne6#]
1... Bxd4 2. Be5#
1... Nxd4 2. Rxf3#

Date added: 27/2/2021

297

(Francisco Miro & Jean Sans - L'Italia Scacchistica 2nd Prize, 1971)

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1.Ra5! ~ 2.Nxd6#
1...Kxf5 2.Bxd3#
1...Kd5 2.Bxf3#
1...Ke4 2.Nc3#
1...d5 2.Bxd3#
1...Nb7 2.Qxe6#
1...Nc6 2.Qxe6#

Date added: 27/2/2021

298

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1. Qxg8+!
1. ... Kxg8 2. Nf6#

Date added: 1/3/2021

299

(Lőrinc Bata - Parallèle 50 1st Prize, April-June, 1947)

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1.Qa7!
1...Bxf3 (Bg4~) 2.Qd7#
1...Bxe6 2.Qxc5#
1...Ba1 (Bf6~) 2.Qxc5#
1...Bd4 2.Nf4#
1...Rc1 (Rc5~) 2.Nf4#
1...Rc4 2.Qd7#
1...Kd4 (Kd5~) 2.Qxc5#
1...Kxe6 2.Qd7#

Date added: 1/3/2021

300

(Marcel Segers)

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1. Qd4! [2. Ne4#]
1. ... Qxa8 2. e8=N#
1. ... Qxf8 2. exf8=Q/B#
1. ... Qxc6 2. e8=Q#
1. ... bxc6 2. Bxf7#
1. ... Bg6 2. Qf6#
1. ... Bxd5 2. Qxd5#
1. ... Re6+ 2. Be4#
1. ... Ng5/f2 2. Qf4#

Date added: 1/3/2021