White to play and checkmate in two moves

Problems 421 to 432

421

(Werner Speckmann - Problemnoter, 1961)

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1.Qb4! ~
2.Qe7#
2.Qb8#
1...Kd8 2.Qb8#
1...Rh7 2.Qb8#

1.Qe5? ~
2.Qxh8#
2.Qb8#
1...0-0!


Date added: 20/4/2021

422

(Miklos S. Locker - Riviera dei Fiori HM, 1971)

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1.Ra6!
1...Kd5 2.Qd4#
1...Kf5 2.Qf4#
1...b4 2.Ra5#

Date added: 20/4/2021

423

(Frojm Markovich Simhovich - Leipziger Tageblatt und Anzeiger 3rd Prize, 1925)

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1.Ra3! ~ 2.Rg4#
1...Nd3 2.Nxd3#
1...Kxe5 2.Rgd3#
1...Qxe5 2.Raf3#
1...Qe6+ 2.Rgb3#
1...Qxg6 2.Rgf3#

Date added: 20/4/2021

424

(Halvar Hermanson - Schweizerische Arbeiter-Schachzeitung, Sep 1958)

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1.d5! zz
1...Ng1/Ng5/Nh2/Nh4/Ne1/Nd2/Nd4 2.Bd4#
1...Ke5/Bg7 2.Qe6#
1...Ne5 2.Bg5#

Date added: 20/4/2021

425

(Valentin N. Ovchinnikov - «64» 1st Prize, 20 May 1928)

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1.Nc5! ~ 2.Ne6#
1...Qh5+ 2.Ng6#
1...Qb5+ 2.Nd7#
1...Qxd2 2.Nc4#

Date added: 20/4/2021

426

(Eeltje Visserman - British Chess Federation Ty 110 2nd Prize, 1965-66, 1966)

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1.Nf2! ~ 2.Rxd4#
1...d3 2.Bg3#
1...Bd3 2.Bxd3#
1...Qxf2 2.Bg8#
1...Qg8+ 2.Bxg8#
1...c2 2.Qxc2#
1...cxd2 2.Qc2#

Date added: 20/4/2021

427

(Comins Mansfield - L'Italia Scacchistica, 1968)

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1.Qh8! ~ 2.Be5#
1...Qxh8 2.Rh4#
1...Qg7 2.Rg4#
1...Qf6 2.Rf4#
1...Qd4 2.Rxd4#
1...Qc3 2.Rc4#
1...Qxa3+ 2.Ra4#
1...Qxh1 2.Bh2#
1...Qg1 2.Bg3#
1...Qf1 2.Bf4#
1...Qd1 2.Bd6#
1...Qc1 2.Bc7#
1...Bh6 2.Re1#
1...Bxa7 2.Re1#
1...Bb6 2.Re1#

Date added: 20/4/2021

428

(Ferenc Fleck - Ujevi Lap, New Year Greeting, 1948)

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1.Nf6! ~ 2.Ng4#
1...e4! 2.Qxf4#
1...Nd2 (Nf3~) 2.Qxd2#
1...Ne2 2.Rxf3#
1...Nd4 2.Qxe5#
1...Nd3 (Nf4~) 2.Nd5#

Date added: 20/4/2021

429

(Vyacheslav Ivanovich Kamenskij)

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1. Nf4! [2. Ng6#]
1. ... Kxf5 2. Rg5#
1. ... Kd4 2. Nd3#
1. ... Qe4 2. Qxe4#
1. ... Qxf5 2. Qxc3#

Date added: 20/4/2021

430

(Oscar Vilgos)

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1. Nb4! [2. Nc6#]
1. ... Be4 2. Rd5#
1. ... Be8 2. Nc2#
1. ... Nf4 2. Rh5#
1. ... Nh4 2. Rf5#
1. ... Ne3 2. Nd1#
1. ... Ne1 2. N2d3#

Date added: 20/4/2021

431

(Comins Mansfield - Olympia-Turnier 1st Prize, 1936)

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1.a3! ~ 2.Rb4#
1...Ng2 2.Qc6#
1...Ng4 2.Qxc4#
1...Nf5 2.Qxc2#
1...Nd5 2.Qe8#
1...a5 2.Nc5#

Date added: 20/4/2021

432

(Arthur Christopher Reeves - British Chess Magazine 1st Prize, 1969)

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1.Nxd5! zz
1...Bg3/Re3 2.Re3#
1...Rc4 2.Nxc3#
1...Bg1/Bf4[d]/Rg3 2.Qf4#
1...Be5 2.Qxg6#
1...Rb5/Rb6/Rb7/Rb8/Rd4/Bc4 2.Rd4#
1...Bxd5+ 2.Bxd5#
1...Bxd6 2.Nxd6#
1...Bxc2 2.Nxc3#/Nxb4#/Nb6#
1...Rf3 2.exf3#
1...Rxd3 2.exd3#/cxd3#

Date added: 20/4/2021