White to play and checkmate in two moves

Problems 685 to 696

685

(Theophilus Augustus Thompson - Chess Problems by Theophilus A. Thompson, 1873)

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1.a3! (2.Qa2#)

Date added: 5/7/2021

686

(Philippe Stamma, c.a. 1740)

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1.Rc7+! Bxc7 2.Na7#

Date added: 6/7/2021

687

(Charles Alexander Gilberg - American Chess-Nuts, 1868)

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1.Qh5! (2.Nfd4#)
1...Kd5/Qxh5 2.Ne7#
1...exf5+ 2.Qxe8#
1...e5 2.Qxe8#/Rc7#
1...Bg1/Be5 2.Qh1#

Date added: 6/7/2021

688

(George Edward Carpenter - Chess Problems, 1886)

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1.Qh2!
1...Nxh2 (Ng3, Ne3) 2.Rxd2#
1...Rd1 2.Bb5#
1...Rxb2 (Rc2) 2.Bb5#
1...Rxe2 2.Nb4#
1...Ne3 (Ng~) 2.Nb4#
1...Kc2 2.Qh7#
1...Kxe2 2.Nf4#

Date added: 6/7/2021

689

(George James Slater - Sheffield Independent 1st Prize, 29 Jan 1887)

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1.Rb3!
1...Nxb3 2.Nc4#
1...Nc4 2.Nxc4#
1...Nac6 2.Nc4#
1...Nxb7 2.Nc4#
1...d2 2.Re3#
1...Na2 (Nc2, Na6) 2.Rd5#
1...Nd5 2.Rxd5#
1...Nbc6 2.Rb5#
1...Rxd6 2.Re4#
1...Rf6 2.Qe3#
1...Re7 2.Qxe7#
1...Ba4 (B~) 2.Nf7#
1...Bf7 2.Nxf7#

Date added: 6/7/2021

690

(Gerhard Maleika - Deutsche Schachzeitung 3rd HM, 1982)

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1.Qg4! (2.Qxg8#/Qd7#/Qc8#)
1...Ke8 2.Qxg8#/Qc8#
1...Nh6 2.Qd7#/Qc8#
1...Nf6 2.Qc8#
1...Ne7 2.Qd7#
1...Bxb7 2.Qxg8#/Qd7#
1...f5 2.Qxg8#

Date added: 7/7/2021

691

(Jean Morice - Thèmes-64, April-June 1958)

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1.c8=N! zz
1...Kc5 2.Qb5#

Date added: 7/7/2021

692

(Benjamin Glover Laws - Jamaica Family Journal HM, 1881)

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1.Nb3!
1...Kxb3 2.Bd5#
1...Ka4 2.Nc5#
1...Kb5 2.Bd3#
1...Kc4 2.Nd6#

Date added: 7/7/2021

693

(John Ormerod Scarlett Thursby - The Chess Monthly, Sep 1879)

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1.Rxb7! - zugzwang
1...Ne2 (N~) 2.Nc6#
1...Kxf4 2.Bxg3#
1...Kd6 2.Nc6#
1...Bh4 (Bf6~) 2.Nxd3#
1...fxg6 2.Nexg6#
1...Bxb7 (Bc8~) 2.Qb8#

Date added: 7/7/2021

694

(Wilhelm Friedrich Martin Steinmann - Die Brüderschaft, 27 Mar 1886)

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1.Qc4! ~ 2.Be3# (Bf6#)
1...Kg5 2.Bf6#
1...Kxg4 2.Be3#
1...Bxg4 2.Qxc1#

Date added: 7/7/2021

695

(Julius Zdenek Mach - Deutsche Schachblätter, 6 Nov 1910 )

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1.Rg5!
1...Bb1 (B~) 2.Qg7#
1...Bf7 2.Qb4#
1...Kg8 2.Rxe8#

Date added: 7/7/2021

696

(Walter Freiherr von Holzhausen & Reinhard Hermann - Frankfurter Schachzeitung, 23 Apr 1898)

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1.Re5!
1...Qf1
2.Nb7#
2.Ne6#
2.Nf7#
1...Qg2+
2.Nb7#
2.Nd5#
1...Qh1+ 2.Nd5#
1...Qh2 (Qh7, Qh5, Qh4)
2.Na6#
2.Nb5#
2.Nd5#
2.Ne6#
1...Qxc3 2.Ne6#
1...Qd3 (Qe3, Qg3)
2.Nb7#
2.Ne6#
2.Nf7#
1...Qf3+ 2.Nb7#
1...Qxh8 2.Ne6#
1...Qh6 2.Ne6#
1...g3
2.Na6#
2.Nb5#
2.Nd5#
2.Ne6#

Date added: 8/7/2021