(F. H. Singer - The Problemist, Nov 1986)
1. Qa4! waiting
1. ... Kxb6 2. a8=N#
1. ... Kd8 2. Qd7#
Date added: 19/6/2022
(Jorge Joaquin Lois - Problemas, 1980)
1. Qa8! [2. Qd5#]
1. ... c6 2. c5#
1. ... Be6 2. Qh8#
1. ... Bc6 2. Qa7#
1. ... e6 2. e5#
Date added: 19/6/2022
(Einar H. Hoiholt - Norsk Sjakkblad, Jun 1937)
1. f8=Q! [2. Qxd6#]
1. ... Be7 2. Nb6#
1. ... Bc7 2. Nf6#
1. ... Rxd7+ 2. cxd7#
1. ... Bg8+ 2. Qxg8#
1. ... Qb4 2. dxe4#
1. ... Qf4 2. dxc4#
Date added: 19/4/2022
(Peter R. Jaeger - Neue Zürcher Zeitung, 10 Jan 1992 )
1. exd4! [2. Qxe5#]
1. ... Bc5/xd4/b8 2. Qa8#
1. ... exd4 2. Ng5#
1. ... Nxd4 2. Nf2#
Date added: 1/4/2022
(Geoffrey Arthur Mott-Smith - The personality of Chess, 1963)
1. Qd2! [2. Kb3#]
1. ... Bxa4 2. Qd8#
1. ... Kxa4 2. Qa2#
Date added: 19/6/2022
(Rauf Gadschiaga Aliovsadzade - Olimpiya dünyası-40 2nd HM, Azerbaijan Miniatures Tourney, 9 Jun 2007)
1. Be3! [2. Qg5, Qg4, Qh7#]
1. ... Kh4 2. Qg4#
1. ... exf3 2. Qg5#
1. ... g1=Q/R 2. Qh7#
Date added: 19/6/2022
(Laszlo Klein - La Lettische Enigma, 1936)
1. Bxd5! [2. Qe3#]|
1. ... Qxd5 2. Nc6#
1. ... R8xd5 2. Nd7#
1. ... f6 2. Re7#
1. ... Bf2 2. f4#
1. ... Bf4 2. Bf6#
1. ... Bxd5 2. Nc4#
1. ... Rd3/xd5 2. N(x)d3#
1. ... Rd4 2. Qe7#
1. ... Re1 2. Qc3, Nd3#
Date added: 19/6/2022
(Milivoj S. Neshic - Wetschernij Leningrad, 16 Sep 1986)
1. Qg5! [2. Qxe3#]
1. ... Rd6 2. Qe5#
1. ... Rb4 2. Qf4#
1. ... Kxc5 2. Nxe6#
Date added: 19/6/2022
(William Edmund Frank Fillery - Chess, 1951)
1. Rxd7! waiting
1. ... Qxc6/xd7/e5/xc5 2. Q(x)e5#
1. ... Qxe6 2. Nxe6#
1. ... Qxd5+ 2. Rdxd5, Rxd5#
1. ... Qf4/g3/h2 2. N(x)f4#
1. ... Qc7/xb8 2. N(x)c7#
1. ... Qe7/xf8 2. N(x)e7#
1. ... Kxc5 2. Qb6#
1. ... Bb2/c1/b4 2. Q(x)b4#
1. ... Bxc5 2. Qb2#
1. ... Nb3/c2 2. N(x)b3#
Date added: 1/4/2022
(Arnoldo Ellerman - «64», 1932)
1. Nxc4! [2. Qe6, Qf5#]
1. ... Bf4/f6 2. Ng5#
1. ... Kd5 2. Nxb6#
1. ... Rd5 2. Nxd6#
1. ... Bxc4+ 2. Qe6#
1. ... Qxf3+/xh1/g2 2. Qf5#
Date added: 19/6/2022
(Umberto Castellari - Budapesti Sakkör Comm., 1931-1933, 1933)
1. Qe2! [2. Nd3#]
1. ... d6 2. Nd5#
1. ... Nac4 2. Qf3#
1. ... exf2 2. Bxe5#
1. ... Bxc1 2. Rxd4#
1. ... Bxe2+ 2. Nxe2#
1. ... Bg2 2. Qxe3#
Date added: 1/4/2022
(L. Funkelsteins - Lettisches Turnier 12th Place, 1951)
1. Re8! [2. Rxe5#]
1. ... Re6 2. Bxe6#
1. ... Rxf6 2. Ne7#
1. ... Bf4, Rh4+ 2. N(x)h4#
1. ... Bd4, Re4 2. B(x)e4#
1. ... Bd6 2. Qc8#
1. ... Bxf6 2. Nxh6#
Date added: 19/6/2022