White to play and checkmate in two moves
2113
(Sandor Boros - Leipziger Tageblatt und Anzeiger 4th Prize, 1927)
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1. Qxf5! [2. Qxe4#]
1. ... Nxc5 2. Qf3#
1. ... Ng5 2. Qf4#
1. ... Qxd4+ 2. Bxd4#
1. ... Qe5 2. Qxe5/f3/d3#
1. ... Qf4/g4/d5 2. Qd3# 1. ... Qh4/d3 2. Qf3/d3#
1. ... Qf3 2. Qxf3/d3, Nc6/xe6/b5/b3/xf3/e2#
1. ... Qg2 2. Qd3, Nc6/xe6/b5/b3/f3/e2#
1. ... Qc2 2. Ndb3/f3#
1. ... Qb1+ 2. Ndb3#
1. ... Qc6 2. Qd3, Nxc6# 1. ... Qxb7+ 2. Nb5#
1. ... Qxf5 2. Nxf5#
1. ... Re2 2. Rxe2#
1. ... Nxg3/f2 2. Q(x)f2#
Date added: 13/4/2022
2114
(Feliciano Mendes de Moraes Filho - O Globo 1st Prize, 1930)
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1. Be4! [2. Bf3#]
1. ... Ngxh5, Nfxh5 2. gxh3#
1. ... Kxh5+ 2. g4#
1. ... Bxg2 2. Qh4, Rh4#
Date added: 13/4/2022
2115
(Jorge Marcelo Kapros - Problemas 4th Comm., 1992)
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1. Qg8! [2. Qxf7#]
1. ... Qe6 2. Qa8#
1. ... Qxg8 2. hxg8=Q/B#
1. ... Bf4 2. Qg2#
1. ... Ke6 2. Qxf7#
Date added: 13/4/2022
2116
(Nikolajs Viesturs - Šahs/Шахматы (Rīga) 7th Place, 1959)
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1. Ne3! [2. Rdc7#]
1. ... Kxc5 2. Qxc3#
1. ... Nb5 2. Rb6#
1. ... Nd5 2. Rd6#
Date added: 13/4/2022
2117
(Abdelaziz Onkoud - The Problemist, 2000)
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1. Be8! waiting
1. ... Bc7/b6/a5 2. Qxe7#
1. ... Ng6, Nd6 2. Nf3#
1. ... Nxe5, h5 2. Ne4#
Date added: 14/4/2022
2118
(Hans Pacejka - Arbeiter-Zeitung (Wien), 8 Nov 1953)
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1. Nd3! waiting
1. ... Bxd3 2. Rxf3, Qxf3#
1. ... Bxd5 2. Qf2#
1. ... Bf5/g6/xh7 2. Qxf3#
1. ... Kxd3 2. Rxf3#
1. ... Qg3/xh3 2. Qxe4#
1. ... Na3/c3/d2 2. Q(x)d2#
Date added: 14/4/2022
2119
(William Meredith - 100 Chess Problem, 1886)
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1. Qa8! waiting
1. ... Kc5/c4/c6 2. Rc7#
1. ... Ke5/e4/e6 2. Re7#
Date added: 14/4/2022
2120
(L. Reitberger - Die Schwalbe, Apr 1934)
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1. Rd4! [2. Qd5#]
1. ... Re6 2. Qf4#
1. ... Ne7/f6 2. Q(x)f6#
1. ... Bc4/c6 2. N(x)c6#
1. ... Kxd4 2. Qd5#
1. ... Qxd4 2. Qf5, Nf3#
1. ... Qf3/c4, Ne3 2. N(x)f3#
1. ... Qe4 2. Rxe4#
Date added: 14/4/2022
2121
(Dragan Stojnic - Alex Casa MT 1st Prize diagrammes, 2008)
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1. e6! [2. g5#]
1. ... Ne5 2. Rd4#
1. ... Ng5 2. Bd6#
1. ... Bg3 2. fxg3#
Date added: 14/4/2022
2122
(Stepan Pavlovich Cyrulik - Проблемист Прибужья (Problemist Pribuzh'ya), 1992)
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1. Qe5! waiting
1. ... b1=Q+/R/N 2. Nc2#
1. ... b1=B+ 2. Nf5/c2#
1. ... Kb1 2. Qe1#
Date added: 14/4/2022
2123
(Nils Gustav Helmer Jonsson - Schackvärlden 3rd Prize, 1939)
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1. Qb1! [2. Qc1#]
1. ... Na6/a2, Nd4 2. Re5#
1. ... Nc6 2. Nxd5#
1. ... Nd3, Na1/e1 2. Nf5#
1. ... f2 2. Rg3#
Date added: 14/4/2022
2124
(YUrij Grigor'evich Gorbatenko & Aleksej Grigor'evich Kopnin - Молодой ленинец (Курган) 5th HM, 1972)
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1. Nf6! [2. Qd5#]
1. ... Qg8 2. Qe7#
1. ... Qd6 2. Qc4#
1. ... Qe5 2. Qxe5#
1. ... Be4/f7 2. N(x)e4#
1. ... Nb4/e3 2. d4#
Date added: 14/4/2022