White to play and checkmate in two moves

Problems 445 to 456

445

(Edmond Barthlemy - Miniatures Strategiques, 1935)

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  1. Bh1 - Kxa2

  2. Qg2#


Date added: 28/4/2021

446

(YUrij Georgievich Selyavkin - Шахматна мисъл, Aug 1972)

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1.Rc3! zz
1...bxc3 2.Bc2#
1...b3 2.Rxc4#

Date added: 28/42021

447

(Kazimierz Grabowski - L'Italia Scacchistica 1st Prize, 9th Problem Tourney, 1918)

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1.Rd1! ~ 2.Rxd5#
1...Bd4 2.Bxd4#
1...Rxd1 2.Qe4#
1...Nb4 2.Qxa1#
1...Nc3 2.Bd4#
1...Ne3 2.Qe4#
1...Nf6 2.gxf4#
1...Ne7 2.Qxb8#
1...Nc7 2.Bd6#
1...Nb6 2.Qxa1#
1...Rd7 2.Qf5#
1...Qd6 2.Bxd6#
1...Be6 2.Nf3#

Date added: 29/4/2021

448

(ZHivko Janevski - problem (Zagreb), 1970)

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1.Qc7! zz
1...Kd2 2.Qc2#
1...Kd4 2.Qc4#
1...Nb4/Nc1/Nc3 2.Qc3#

Date added: 29/4/2021

449

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  1. Be8+ - Kxe8

  2. Qf7#


Date added: 29/4/2021

450

(Florian Janos Kovacs - Schweizerische Schachzeitung, Feb 1924)

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1.Ne5! zz
1...Ng3/Ng7/Nh4/Nh6/Ne7/Nd4/Nd6 2.Qh6#
1...Nf1/Ng2/Ng4/Nd1/Nd5/Nc2/Nc4 2.Qg4#

Date added: 29/4/2021

451

(Voldemars Macs - Competition for young composers 3rd HM Chess in the USSR, 1949)

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1.Qh8!
1...b6 2.Qxc8#
1...Na7 2.Nc7#
1...Nb6 2.Nc5#
1...Nd6 2.Qa8#
1...Ne7 2.Qa8#

Date added: 30/4/2021

452

(Karl Artur Leonid Ivanovich Kubbel' - Bohemia, 1907)

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1.Qc6! zz
1...cxb6 2.Qxc8#
1...Bxd7 2.Qxb7#
1...bxc6 2.Rb8#
1...axb6 2.Qa4#
1...a6/a5 2.Rxa6#

Date added: 1/4/2021

453

(Nenad Petrovic - The Problemist, 1963)

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1.Rgxh3! (2.Ncd2#/Ncd6#/Ne3#/Ne5#/Nb6#/Na3#/Na5#/Nxf6#/Ng3#/Ng5#/Ned2#/Ned6#/Nc3#/Nc5#)

1...a1Q+/a1R+ 2.Na3#
1...c1Q 2.Ned2#
1...c1R/Qc8 2.Nxf6#/Ng3#/Ng5#/Ned2#/Ned6#/Nc3#/Nc5#
1...c1B 2.Ned2#/Ncd2#/Ncd6#/Ne3#/Ne5#/Nb6#/Na3#/Na5#
1...e1Q 2.Ncd2#
1...e1R/Qe8/Rxf5/Re6 2.Ncd2#/Ncd6#/Ne3#/Ne5#/Nb6#/Na3#/Na5#
1...e1B 2.Ncd2#/Nxf6#/Ng3#/Ng5#/Ned2#/Ned6#/Nc3#/Nc5#
1...Ne3 2.Nxe3#
1...Nxf2 2.Nxf2#
1...Nc3+ 2.Nxc3#
1...Nxb2+ 2.Nxb2#
1...Ne5 2.Qc5#/Nxe5#/Bxe5#
1...Nc5+ 2.Qxc5#/Nxc5#
1...Nb6+ 2.Nxb6#
1...Qb8 2.Ncd2#/Ncd6#/Ne3#/Ne5#/Nb6#/Na3#/Na5#/Ned6#
1...Qa8+/Qa5+/Ra6+ 2.Na5#
1...Qf8 2.Ncd6#/Nxf6#/Ng3#/Ng5#/Ned2#/Ned6#/Nc3#/Nc5#
1...Qg8 2.Ng5#
1...Qe7 2.Ncd6#
1...Qc7 2.Ned6#
1...Rd2 2.Ne5#/Nc5#
1...Rc3 2.Nc5#
1...Re3 2.Ne5#
1...Rf7/Rf8/Rd6/Rb6/Rh6 2.Ncd2#/Ncd6#/Ne3#/Ne5#/Nb6#/Na3#/Na5#/Nf6#/Ng5#
1...Rc6 2.Nf6#
1...Rg6 2.Ng5#/Ncd2#/Ncd6#/Ne3#/Ne5#/Nb6#/Na3#/Na5#
1...Bxh2 2.Ng3#
1...Bxf2 2.Nxf2#/Ng3#


Date added: 3/5/2021

454

(Jacobus Haring - Schachmaty, 1955)

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1.Rf4! zz
1...Qh3/Qh2/Qh8/Qg3/Qxf2/Qf6/Qd8 2.Rc4#
1...Qh1/Qh5/Qh7/Qg5 2.e4#/Rc4#
1...Qh6/Qe7 2.e4#/Rf5#/Rc4#
1...Qg4 2.e4#
1...Qxf4+ 2.exf4#


Date added: 3/5/2021

455

(Simon Fleischmann - Detroit Free Press, 2 Jul 1876)

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1.Qd7!
1...Kc4 2.Qa4#
1...Ke4 2.Qg4#

Date added: 4/5/2021

456

(Jozef Taraba - ÚV ČSZTV 1st Prize, 1973)

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1. Nb2! waiting
1. ... Kc1 2. Qxc3#
1. ... Nc3~ 2. Rc6#

Date added: 5/5/2021