MESON Chess Problem Database
Problem Display
PID: 252168 (1qn5/1p1r4/1r4p1/pBP1p1Rp/1bppNkpB/8/1N1PQ3/1K5n w - - 0 1)
Hartong, Jan
1st Prize, Schakend Nederland, 1962
#3
9 + 15
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rxb5
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- 1...Ra6
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rc6
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rbd6
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Re6
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rf6
- 2.Sxf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Sxf6
- 1...Bxd2
- 2.Sxd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxd2
- 1...Ba3
- 2.Sc3
- threat
- 3.Qe4#
- 2...dxc3
- 3.Qe3#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- 1...Bc3
- 2.Sxc3
- threat
- 3.Qe4#
- 2...dxc3
- 3.Qe3#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxc3
- 1...Bxc5
- 2.Sxc5
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Se6#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxc5
- 1...Sf2
- 2.Bg3#
- 1...Sg3
- 2.Bxg3#
- 1...c3
- 2.Sd3#
- 1...d3
- 2.Qe3#
- 1...Rxb5
- Tries
- 1.Sf2?
- threat
- 2.Qe4#
- 1...Sg3
- 2.Sbd3+
- 2...cxd3
- 3.Sxd3#
- 2...cxd3
- 2.Sfd3+
- 2...cxd3
- 3.Sxd3#
- 2...cxd3
- 2.Sbd3+
- 1...Sd6
- 2.Sbd3+
- 2...cxd3
- 3.Sxd3#
- 2...cxd3
- 2.Sfd3+
- 2...cxd3
- 3.Sxd3#
- 2...cxd3
- 2.Rxg4+
- 2...Kf5
- 3.Bxd7#
- 2...hxg4
- 3.Qxg4#
- 2...Kf5
- 2.Sbd3+
- 1...Sxf2!
- threat
- 1.Sc3?
- threat
- 2.Qe4#
- 1...dxc3
- 2.Qe3#
- 1...Sf2
- 2.Qxf2#
- 1...Sg3
- 2.Qf2#
- 1...Sd6
- 2.Sd5#
- 1...e4
- 2.Qxe4#
- 1...Bxc3!
- threat
- 1.Sg3?
- threat
- 2.Qe4#
- 1...Sd6
- 2.Rf5+
- 2...Sxf5
- 3.Qe4#
- 2...gxf5
- 3.Sxh5#
- 2...Sxf5
- 2.Qf1+
- 2...Sf2
- 3.Qxf2#
- 2...Sf2
- 2.Rf5+
- 1...Sxg3!
- threat
- 1.Sf6?
- threat
- 2.Qe4#
- 1...Sf2
- 2.Qxf2#
- 1...Sg3
- 2.Qf2#
- 1...Sd6
- 2.Sd5#
- 1...e4
- 2.Qxe4#
- 1...Rxf6!
- threat
- 1.Bxd7?
- threat
- 2.Bxg4
- threat
- 3.Qf3#
- 2...hxg4
- 3.Qxg4#
- threat
- 2.Rxg4+
- 2...hxg4
- 3.Bg5#
- 3.Qxg4#
- 2...hxg4
- 2.Rf5+
- 2...gxf5
- 3.Bg5#
- 2...gxf5
- 2.Bxg4
- 1...Bxd2
- 2.Rxg4+
- 2...hxg4
- 3.Bg5#
- 2...hxg4
- 2.Rf5+
- 2...gxf5
- 3.Bg5#
- 2...gxf5
- 2.Rxg4+
- 1...Bxc5
- 2.Rxg4+
- 2...hxg4
- 3.Bg5#
- 3.Qxg4#
- 2...hxg4
- 2.Rf5+
- 2...gxf5
- 3.Bg5#
- 2...gxf5
- 2.Rxg4+
- 1...Rf6
- 2.Sxf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bxg4
- threat
- 3.Qf3#
- 2...hxg4
- 3.Qxg4#
- threat
- 2.Rxg4+
- 2...hxg4
- 3.Bg5#
- 3.Qxg4#
- 2...hxg4
- 2.Sxf6
- 1...Ba3
- 2.Rxg4+
- 2...hxg4
- 3.Bg5#
- 3.Qxg4#
- 2...hxg4
- 2.Rf5+
- 2...gxf5
- 3.Bg5#
- 2...gxf5
- 2.Rxg4+
- 1...Bc3
- 2.Rxg4+
- 2...hxg4
- 3.Bg5#
- 3.Qxg4#
- 2...hxg4
- 2.Rf5+
- 2...gxf5
- 3.Bg5#
- 2...gxf5
- 2.Rxg4+
- 1...Sd6
- 2.Bxg4
- threat
- 3.Qf3#
- 2...hxg4
- 3.Qxg4#
- threat
- 2.Rxg4+
- 2...hxg4
- 3.Bg5#
- 3.Qxg4#
- 2...hxg4
- 2.Rf5+
- 2...Sxf5
- 3.Bg5#
- 2...gxf5
- 3.Bg5#
- 2...Sxf5
- 2.Rxh5
- threat
- 3.Bg5#
- 3.Qxg4#
- threat
- 2.Bxg4
- 1...Se7
- 2.Bxg4
- threat
- 3.Qf3#
- 2...hxg4
- 3.Qxg4#
- threat
- 2.Rxg4+
- 2...hxg4
- 3.Bg5#
- 3.Qxg4#
- 2...hxg4
- 2.Rf5+
- 2...Sxf5
- 3.Bg5#
- 2...gxf5
- 3.Bg5#
- 2...Sxf5
- 2.Bxg4
- 1...g3
- 2.Bg4
- threat
- 3.Qf3#
- 2...hxg4
- 3.Qxg4#
- threat
- 2.Rxg3
- threat
- 3.Bg5#
- 3.Rf3#
- 3.Qf3#
- threat
- 2.Rg4+
- 2...hxg4
- 3.Bg5#
- 3.Qxg4#
- 2...hxg4
- 2.Rf5+
- 2...gxf5
- 3.Bg5#
- 2...gxf5
- 2.Bg4
- 1...Re6!
- threat
- 1.Rxg4+?
- 1...Kf5
- 2.Bxd7+
- 2...Re6
- 3.Qf3#
- 2...Re6
- 2.Bxd7+
- 1...hxg4!
- 1...Kf5
- 1.Rf5+?
- 1...gxf5
- 2.Bg5#
- 1...Kxf5!
- 1...gxf5
- 1.d3?
- threat
- 2.Sd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...Qd6
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Bg3+
- 1...Qa7
- 2.Sd2
- threat
- 3.Qe4#
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...Qc7
- 2.Sd2
- threat
- 3.Qe4#
- 2...Qc6
- 3.Qxe5#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...Qa8
- 2.Sd2
- threat
- 3.Qe4#
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...Rbd6
- 2.Sd2
- threat
- 3.Qe4#
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sg3
- threat
- 3.Qe4#
- 2...Sxg3
- 3.Qf2#
- 2...Sf2
- 3.Qxf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...Re6
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Bg3+
- 1...Rf6
- 2.Sd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...Rd5
- 2.Sc3
- threat
- 3.Sxd5#
- 3.Qe4#
- threat
- 2.Sf6
- threat
- 3.Sxd5#
- 3.Qe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sc3
- 1...Rdd6
- 2.Sd2
- threat
- 3.Qe4#
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sg3
- threat
- 3.Qe4#
- 2...Sxg3
- 3.Qf2#
- 2...Sf2
- 3.Qxf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...Rc7
- 2.Sd2
- threat
- 3.Qe4#
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.dxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- threat
- 2.Sd2
- 1...Re7
- 2.Sc3
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.dxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- threat
- 2.Sc3
- 1...Rf7
- 2.Sd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.dxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- threat
- 2.Sd2
- 1...Rg7
- 2.Sd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.dxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- threat
- 2.Sd2
- 1...Rh7
- 2.Sd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.dxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- threat
- 2.Sd2
- 1...Bd2
- 2.Sxd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sxd2
- 1...Bc3
- 2.Sd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...Sd6
- 2.Sxd6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.dxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- threat
- 2.Sxd6
- 1...Sa7
- 2.Sd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sg3
- threat
- 3.Qe4#
- 2...Sxg3
- 3.Qf2#
- 2...Sf2
- 3.Qxf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sd6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...Se7
- 2.Sd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sg3
- threat
- 3.Qe4#
- 2...Sxg3
- 3.Qf2#
- 2...Sf2
- 3.Qxf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sd6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sxc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sd2
- 1...c3
- 2.Sxc3
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Qf1+
- 2...Ke3
- 3.Sd1#
- 3.Sc4#
- 2...Sf2
- 3.Qxf2#
- 2...Ke3
- 2.Sxc3
- 1...g3
- 2.Sd2
- threat
- 3.Qf3#
- 3.Qe4#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bxg3+
- 2...Sxg3
- 3.Qf2#
- 2...Sxg3
- 2.Sd2
- 1...Be1!
- threat
- 1.cxb6?
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Sf6
- 1...Bxd2
- 2.Sxd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxd2
- 1...Sxb6
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Sf6
- 1...Qd6
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rd5
- 2.Sf6
- threat
- 3.Sxd5#
- 3.Qe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Sf6
- 1...Rd6
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rc7
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Sf6
- 1...Re7
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Sf6
- 1...Rf7
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rg7
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Sf6
- 1...Rh7
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Sf6
- 1...Ba3
- 2.Sc3
- threat
- 3.Qe4#
- 2...dxc3
- 3.Qe3#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- 1...Bc3
- 2.Sxc3
- threat
- 3.Qe4#
- 2...dxc3
- 3.Qe3#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc5
- threat
- 3.Se6#
- 3.Qe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxc3
- 1...Bc5
- 2.Sxc5
- threat
- 3.Se6#
- 3.Qe4#
- threat
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxc5
- 1...Bd6
- 2.Sc3
- threat
- 3.Sd5#
- 3.Qe4#
- 2...dxc3
- 3.Qe3#
- threat
- 2.Sf6
- threat
- 3.Sd5#
- 3.Qe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Sc3
- 1...Be7
- 2.Sc3
- threat
- 3.Qe4#
- 2...dxc3
- 3.Qe3#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- 1...Sd6
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Sa7
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Sf6
- 1...Se7
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...e4
- 3.Qxe4#
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Sf6
- 1...g3
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bxg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Qc7!
- threat
- 1.Sf2?
- Keys
- 1.Ka2!
- threat
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rxb5
- 2.Sf6
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sf6
- 1...Bxd2
- 2.Sxd2
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Qxe5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxd2
- 1...Bxc5
- 2.Sxc5
- threat
- 3.Qe4#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Se6#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxc5
- 1...Rc7
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Re7
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rf7
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rg7
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Rh7
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Bxc4
- 1...Ba3
- 2.Sc3
- threat
- 3.Qe4#
- 2...dxc3
- 3.Qe3#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sc3
- 1...Bc3
- 2.Sxc3
- threat
- 3.Qe4#
- 2...dxc3
- 3.Qe3#
- 2...Sf2
- 3.Qxf2#
- 2...Sg3
- 3.Qf2#
- 2...Sd6
- 3.Sd5#
- 2...e4
- 3.Qxe4#
- threat
- 2.Sxc3
- 1...Sd6
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bg3#
- 2...d3
- 3.Sxd3#
- 3.Qe3#
- threat
- 2.Bxc4
- 1...g3
- 2.Bxc4
- threat
- 3.Sd3#
- 2...Sf2
- 3.Bxg3#
- 2...d3
- 3.Qe3#
- threat
- 2.Bxc4
- threat
- 1.Ka2!
FEATURES
NOT CLASSIFIED
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).