MESON Chess Problem Database
Problem Display
PID: 259901 (K6n/2p1Rp2/Q1PN1p2/1N1k1p2/1P5r/p2P2p1/P3n3/bB1R4 w - - 0 1)
Johner, Hans
Neue Zurcher Zeitung, 1961
#3
11 + 11
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Sxf5
- threat
- 3.Sxc7#
- 3.Se3#
- threat
- 2.Sxf5
- 1...Rh2
- 2.Sxf5
- threat
- 3.Sxc7#
- 3.Se3#
- threat
- 2.Sxf5
- 1...Rh3
- 2.Sxf5
- threat
- 3.Sxc7#
- 3.Se3#
- threat
- 2.Sxf5
- 1...Rc4
- 2.dxc4#
- 1...Re4
- 2.dxe4#
- 1...Rh6
- 2.Sxf5
- threat
- 3.Sxc7#
- 3.Se3#
- threat
- 2.Sxf5
- 1...Rh7
- 2.Sxf5
- threat
- 3.Sxc7#
- 3.Se3#
- threat
- 2.Sxf5
- 1...cxd6
- 2.Sd4
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Sc7+
- 2...Kd4
- 3.Qc4#
- 2...Kd4
- 2.Qb6
- threat
- 3.Sc7#
- threat
- 2.c7
- threat
- 3.Qb7#
- 3.Qxd6#
- threat
- 2.Sd4
- 1...Rh1
- Tries
- 1.Sd4?
- threat
- 2.S6xf5
- threat
- 3.Qc4#
- 3.Qb5#
- 3.Qa5#
- threat
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.S6xf5
- 1...Kxd6
- 2.Sxf5+
- 2...Kd5
- 3.Qb5#
- 2...Kd5
- 2.Qc8
- threat
- 3.Qd7#
- 3.Qd8#
- 2...Kd5
- 3.Qd7#
- 3.Qd8#
- 2...Kxe7
- 3.Sxf5#
- threat
- 2.Sxf5+
- 1...Rxd4
- 2.Qb5+
- 2...Kxd6
- 3.Qc5#
- 2...Kxd6
- 2.Qa5+
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kxc6
- 2.Qb5+
- 1...Sxd4
- 2.Qc4+
- 2...Kxd6
- 3.Qc5#
- 2...Kxd6
- 2.Qc4+
- 1...Rh1
- 2.S4xf5
- threat
- 3.Qc4#
- 3.Qb5#
- threat
- 2.S6xf5
- threat
- 3.Qc4#
- 3.Qb5#
- 3.Qa5#
- threat
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.S4xf5
- 1...Rh2
- 2.S4xf5
- threat
- 3.Qc4#
- 3.Qb5#
- threat
- 2.S6xf5
- threat
- 3.Qc4#
- 3.Qb5#
- 3.Qa5#
- threat
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.S4xf5
- 1...Rh3
- 2.S4xf5
- threat
- 3.Qc4#
- 3.Qb5#
- threat
- 2.S6xf5
- threat
- 3.Qc4#
- 3.Qb5#
- 3.Qa5#
- threat
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.S4xf5
- 1...Re4
- 2.S6xf5
- threat
- 3.Qc4#
- 3.Qb5#
- 3.Qa5#
- 3.dxe4#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.S6xf5
- 1...Rf4
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sb7
- 1...Rg4
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sc8
- 1...Rh5
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sb7
- 1...Rh6
- 2.S4xf5
- threat
- 3.Qc4#
- 3.Qb5#
- threat
- 2.S6xf5
- threat
- 3.Qc4#
- 3.Qb5#
- 3.Qa5#
- threat
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.S4xf5
- 1...Rh7
- 2.S4xf5
- threat
- 3.Qc4#
- 3.Qb5#
- threat
- 2.S6xf5
- threat
- 3.Qc4#
- 3.Qb5#
- 3.Qa5#
- threat
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.S4xf5
- 1...Bc3
- 2.S6xf5
- threat
- 3.Qc4#
- 3.Qb5#
- 3.Qa5#
- threat
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- 2...Rxd4
- 3.Qb5#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Sxf5#
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.S6xf5
- 1...Sc1
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qc4+
- 1...Sc3
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qc4+
- 1...Sf4
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qc4+
- 1...Sg6
- 2.Qc4+
- 2...Kxd6
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sxf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qc4+
- 1...f4
- 2.S4f5
- threat
- 3.Qc4#
- 3.Qb5#
- threat
- 2.S6f5
- threat
- 3.Qc4#
- 3.Qb5#
- 3.Qa5#
- threat
- 2.Sb7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Sc8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Se8
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qc4#
- threat
- 2.Qc4+
- 2...Kxd6
- 3.Sf5#
- 3.Qc5#
- 2...Kxd6
- 2.Qb5+
- 2...Kxd4
- 3.Qc4#
- 3.Qc5#
- 2...Kxd6
- 3.Sf5#
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Qa5+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.S4f5
- 1...Bxd4!
- threat
- 1.Sxc7+?
- 1...Kd4
- 2.Sdb5#
- 2.Qc4#
- 1...Kxd6!
- 1...Kd4
- 1.Sxf5?
- threat
- 2.Sxc7#
- 2.Se3#
- 1...Re4
- 2.Sxc7#
- 1...Bd4
- 2.Sxc7#
- 1...Be5
- 2.Se3#
- 1...Rxb4!
- threat
- 1.Qa5?
- threat
- 2.Sxa3+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sc3+
- 2...Kd4
- 3.Sxe2#
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kd4
- 2.Sd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sa7+
- 2...Kd4
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc7+
- 2...Kd4
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxa3+
- 1...Kxc6
- 2.Sc3
- threat
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- threat
- 2.Sa7+
- 2...Kxd6
- 3.Qc5#
- 2...Kxd6
- 2.Qxc7+
- 2...Kd5
- 3.Qc5#
- 3.Qb7#
- 2...Kd5
- 2.Sc3
- 1...cxd6
- 2.Sc3+
- 2...Kd4
- 3.Sxe2#
- 2...Kxc6
- 3.Rc7#
- 3.Qc7#
- 3.Qb5#
- 3.Qa6#
- 2...Kd4
- 2.Sxd6+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Qb6
- threat
- 3.Sc7#
- threat
- 2.Sc3+
- 1...Rd4
- 2.Sxa3+
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kxc6
- 2.Sc3+
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kxc6
- 2.Sxd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sa7+
- 2...Kxd6
- 3.Qc5#
- 2...Kxd6
- 2.Sxc7+
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kxc6
- 2.Sxa3+
- 1...Rh2
- 2.Sxa3+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sc3+
- 2...Kd4
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kd4
- 2.Sd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sa7+
- 2...Kd4
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc7+
- 2...Kd4
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxa3+
- 1...Rc4
- 2.Sc3+
- 2...Kd4
- 3.Sxe2#
- 3.Sdb5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 2...Kd4
- 2.dxc4+
- 2...Kxc6
- 3.Sa7#
- 3.Rxc7#
- 3.Qxc7#
- 3.Qa6#
- 2...Kxc6
- 2.Sc3+
- 1...Re4
- 2.Sxa3+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sc3+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kd4
- 2.Sd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sa7+
- 2...Kd4
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc7+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.dxe4+
- 2...Kxc6
- 3.Sa7#
- 3.Rxc7#
- 3.Qxc7#
- 3.Qa6#
- 2...Kxc6
- 2.Sxa3+
- 1...Bc3
- 2.Sxa3+
- 2...Kd4
- 3.Sc2#
- 3.Sxf5#
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc3+
- 2...Kd4
- 3.Sxe2#
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kd4
- 2.Sd4+
- 2...Kxd4
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sa7+
- 2...Kd4
- 3.Sxf5#
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc7+
- 2...Kd4
- 3.Sdb5#
- 3.Sxf5#
- 3.Qb6#
- 3.Qc5#
- 3.Qd5#
- 3.Qa7#
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxa3+
- 1...Bd4
- 2.Sc3+
- 2...Kxc6
- 3.Qxc7#
- 2...Kxd6
- 3.Qxc7#
- 2...Kxc6
- 2.Sxd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sc3+
- 1...Be5
- 2.Sxa3+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sc3+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kd4
- 2.Sd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sa7+
- 2...Kd4
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc7+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxa3+
- 1...Sc1
- 2.Sxa3+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sc3+
- 2...Kd4
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kd4
- 2.Sd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sa7+
- 2...Kd4
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc7+
- 2...Kd4
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxa3+
- 1...Sg1
- 2.Sxa3+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sc3+
- 2...Kd4
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kd4
- 2.Sd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sa7+
- 2...Kd4
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc7+
- 2...Kd4
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxa3+
- 1...Sc3
- 2.Sxc3+
- 2...Kd4
- 3.Se2#
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kd4
- 2.Sxc7+
- 2...Kd4
- 3.Sxf5#
- 3.Qb6#
- 3.Qc5#
- 3.Qa7#
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc3+
- 1...Sd4
- 2.Sc3+
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kxc6
- 2.Sxd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sxc7+
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kxc6
- 2.Sc3+
- 1...Sf4
- 2.Sxa3+
- 2...Kd4
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sc3+
- 2...Kd4
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qxc7#
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qxc7#
- 3.Qc5#
- 2...Kd4
- 2.Sd4+
- 2...Kxd4
- 3.Qc5#
- 2...Kxd6
- 3.Rd7#
- 3.Qc5#
- 2...Kxd4
- 2.Sa7+
- 2...Kd4
- 3.Qc5#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxc7+
- 2...Kd4
- 3.Sdb5#
- 3.Qc5#
- 2...Kxc6
- 3.Qc5#
- 3.Qa6#
- 2...Kxd6
- 3.Qc5#
- 2...Kd4
- 2.Sxa3+
- 1...Rxb4!
- threat
- 1.Sd4?
- Keys
- 1.d4!
- threat
- 2.Sxc7+
- 2...Kxd6
- 3.Rd7#
- 2...Kxd6
- 2.Sxc7+
- 1...Rxd4
- 2.Bxf5
- threat
- 3.Be4#
- 2...cxd6
- 3.Sc7#
- 2...Sc3
- 3.Rxd4#
- threat
- 2.Bxf5
- 1...Bxd4
- 2.Bd3
- threat
- 3.Bc4#
- 2...cxd6
- 3.Sc7#
- 2...Bb6
- 3.Be4#
- threat
- 2.Bd3
- 1...Sxd4
- 2.Bc2
- threat
- 3.Bb3#
- threat
- 2.Bc2
- threat
- 1.d4!
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).