MESON Chess Problem Database
Problem Display
PID: 163638 (7Q/8/8/8/3N4/4K3/p1N4p/1k6 w - - 0 1)
Kalinin, M
Uralski Problemist, 1994
#3
4 + 3
SOLUTION
- COOKED
- Sets
- 1...h1Q
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...h1S
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...h1B
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...h1R
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...h1Q
- Tries
- 1.Sa3+?
- 1...Kc1
- 2.Sdc2
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Se2+
- 2...Kd1
- 3.Qa1#
- 2...Kd1
- 2.Sb3+
- 2...Kd1
- 3.Qa1#
- 2...Kd1
- 2.Sf3
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sdb5
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sf5
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sc6
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Se6
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qxh2
- threat
- 3.Qc2#
- 3.Qd2#
- 2...Kd1
- 3.Qg1#
- 3.Qh1#
- 3.Qd2#
- threat
- 2.Sdc2
- 1...Kb2!
- 1...Kc1
- 1.Sb3?
- threat
- 2.Sa3#
- 1...a1Q
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1S
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1B
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1R
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...Kxc2!
- threat
- 1.Sf3?
- threat
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Sfe1
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...Kc1
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kb1
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sfe1
- threat
- 3.Qa1#
- 2...Kb1
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd3
- 1...a1Q
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1S
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1B
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1R
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...h1Q
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sa3+
- 1...h1S
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Sfe1
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...h1R
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sa3+
- 1...Kxc2!
- threat
- 1.Sf5?
- threat
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...Kc1
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kb1
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd3
- 1...a1Q
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1S
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1B
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1R
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...h1Q
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sa3+
- 1...h1S
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...h1B
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...h1R
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sa3+
- 1...Kxc2!
- threat
- 1.Sc6?
- threat
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.S6b4
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...Kc1
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kb1
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.S6b4
- threat
- 3.Qa1#
- 2...Kb1
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd3
- 1...a1Q
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1S
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1B
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1R
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...h1Q
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sa3+
- 1...h1S
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.S6b4
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...h1B
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.S6b4
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...h1R
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sa3+
- 1...Kxc2!
- threat
- 1.Se6?
- threat
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...Kc1
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kb1
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd3
- 1...a1Q
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1S
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1B
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1R
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...h1Q
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sa3+
- 1...h1S
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...h1B
- 2.Kd2
- threat
- 3.Sa3#
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...h1R
- 2.Sa3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sa3+
- 1...Kxc2!
- threat
- 1.Qxh2?
- threat
- 2.Sa3+
- 2...Ka1
- 3.Sb3#
- 2...Kc1
- 3.Qc2#
- 3.Qd2#
- 2...Ka1
- 2.Qg1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Sa3+
- 1...Kc1
- 2.Sa3
- threat
- 3.Qc2#
- 3.Qd2#
- 2...Kd1
- 3.Qg1#
- 3.Qh1#
- 3.Qd2#
- threat
- 2.Qg1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Sa3
- 1...a1Q
- 2.Qg1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qh1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qg1+
- 1...a1S
- 2.Sa3+
- 2...Kc1
- 3.Qd2#
- 2...Kc1
- 2.Qg1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qh1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Sa3+
- 1...a1B
- 2.Sa3+
- 2...Kc1
- 3.Qc2#
- 3.Qd2#
- 2...Kc1
- 2.Qg1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qh1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Sa3+
- 1...a1R
- 2.Qg1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qh1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qg1+
- 1...Kb2!
- threat
- 1.Qh3?
- threat
- 2.Qf1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qf1+
- 1...Kc1
- 2.Qf1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qf1+
- 1...a1Q
- 2.Qf1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qf1+
- 1...a1S
- 2.Qf1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qf1+
- 1...a1B
- 2.Qf1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qf1+
- 1...a1R
- 2.Qf1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qf1+
- 1...h1Q
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...h1R
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...Kb2!
- threat
- 1.Qh4?
- threat
- 2.Qe1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qe1+
- 1...Kc1
- 2.Qe1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qe1+
- 1...a1Q
- 2.Qe1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qe1+
- 1...a1S
- 2.Qe1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qe1+
- 1...a1B
- 2.Qe1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qe1+
- 1...a1R
- 2.Qe1+
- 2...Ka2
- 3.Qxa1#
- 2...Kb2
- 3.Qxa1#
- 2...Ka2
- 2.Qe1+
- 1...h1Q
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...h1R
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...Kb2!
- threat
- 1.Qa8?
- threat
- 2.Qh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qh1+
- 1...Kc1
- 2.Qh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxa2
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qb1#
- 3.Qa1#
- threat
- 2.Qh1+
- 1...h1Q
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...h1S
- 2.Kd2
- threat
- 3.Qb7#
- 3.Qb8#
- 2...Kb2
- 3.Qb7#
- 3.Qb8#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Kd2
- 1...h1B
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...h1R
- 2.Qxh1+
- 2...Kb2
- 3.Qa1#
- 2...Kb2
- 2.Qxh1+
- 1...Kb2!
- threat
- 1.Sa3+?
- Keys
- 1.Se2!
- threat
- 2.Sa3#
- 1...Kxc2
- 2.Qc3+
- 2...Kb1
- 3.Qc1#
- 2...Kd1
- 3.Qd2#
- 3.Qc1#
- 2...Kb1
- 2.Qc3+
- 1...a1Q
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1S
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1B
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1R
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- threat
- 1.Sb5!
- threat
- 2.Kd2
- threat
- 3.Sca3#
- 3.Sba3#
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kc1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sca3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Sba3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...Kc1
- 2.Kd3
- threat
- 3.Qa1#
- 2...Kb1
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sca3
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sba3
- threat
- 3.Qa1#
- 2...Kd1
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd3
- 1...Kxc2
- 2.Qc3+
- 2...Kb1
- 3.Sa3#
- 2...Kd1
- 3.Qd2#
- 2...Kb1
- 2.Qc3+
- 1...a1Q
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1S
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1B
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...a1R
- 2.Qxa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Qxa1+
- 1...h1Q
- 2.Sca3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Sba3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sca3+
- 1...h1S
- 2.Kd2
- threat
- 3.Sca3#
- 3.Sba3#
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sca3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Sba3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...h1B
- 2.Kd2
- threat
- 3.Sca3#
- 3.Sba3#
- 3.Qa1#
- 2...a1Q
- 3.Qxa1#
- 2...a1S
- 3.Qxa1#
- 2...a1B
- 3.Qxa1#
- 2...a1R
- 3.Qxa1#
- threat
- 2.Sca3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Sba3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Kd2
- 1...h1R
- 2.Sca3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Sba3+
- 2...Kc1
- 3.Qa1#
- 2...Kc1
- 2.Qa1+
- 2...Kxc2
- 3.Sd4#
- 2...Kxc2
- 2.Sca3+
- threat
- 1.Se2!
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).