MESON Chess Problem Database
Problem Display
PID: 251300 (n3B1b1/R1p4p/3NP2P/p1Bkp1K1/p2P4/5p2/PPQn1P2/r2Rb3 w - - 0 1)
Shannon, J
British Chess Magazine, 1933
#3
13 + 12
SOLUTION
- SOUND
- Sets
- 1...Kxe6
- 2.Qf5+
- 2...Kd5
- 3.Qxe5#
- 2...Ke7
- 3.Qf6#
- 2...Kd5
- 2.Qf5+
- 1...Sb1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sb3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4+
- 2.Qxe4+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qxe4+
- 1...exd4
- 2.Qf5#
- 1...Kxe6
- Tries
- 1.Se4?
- threat
- 2.Sc3+
- 2...Kc4
- 3.Bb5#
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kc4
- 2.Sf6+
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kxe6
- 2.Sc3+
- 1...Kxe6
- 2.Qc4+
- 2...Sxc4
- 3.d5#
- 2...Sxc4
- 2.Qc4+
- 1...exd4
- 2.Sf6+
- 2...Ke5
- 3.Qf5#
- 2...Kxe6
- 3.Qf5#
- 2...Ke5
- 2.Sf6+
- 1...Bf7
- 2.Sc3+
- 2...Kc4
- 3.Bb5#
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kc4
- 2.Sf6+
- 2...Kxe6
- 3.Bd7#
- 3.Qf5#
- 3.d5#
- 2...Kxe6
- 2.Sc3+
- 1...Sb1
- 2.Sf6+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Sf6+
- 1...Sf1
- 2.Sf6+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Sf6+
- 1...Sb3
- 2.Sf6+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Sf6+
- 1...Sc4
- 2.Sf6+
- 2...Kxe6
- 3.Qf5#
- 3.Qxc4#
- 3.d5#
- 2...Kxe6
- 2.Sf6+
- 1...Sb6
- 2.Sc3+
- 2...Kc4
- 3.Bb5#
- 2...Kxe6
- 3.Qf5#
- 2...Kc4
- 2.Sf6+
- 2...Kxe6
- 3.Qf5#
- 2...Kxe6
- 2.Sc3+
- 1...c6
- 2.Sf6+
- 2...Kxe6
- 3.Re7#
- 3.Qf5#
- 2...Kxe6
- 2.Sf6+
- 1...Sxe4+!
- threat
- 1.Sb5?
- threat
- 2.Sc3+
- 2...Kc4
- 3.Bb5#
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kc4
- 2.Sc3+
- 1...Se4+
- 2.Qxe4+
- 2...Kc4
- 3.Sa3#
- 2...Kxe4
- 3.Bc6#
- 2...Kxe6
- 3.Qc6#
- 3.Qxe5#
- 3.d5#
- 2...Kc4
- 2.Qxe4+
- 1...Kxe6
- 2.Qc4+
- 2...Sxc4
- 3.d5#
- 2...Sxc4
- 2.Qc4+
- 1...Bxe6
- 2.Sc3+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Sc3+
- 1...exd4
- 2.Qf5+
- 2...Kc4
- 3.Sa3#
- 2...Kc4
- 2.Qf5+
- 1...Sf1
- 2.Qe4+
- 2...Kc4
- 3.Sa3#
- 2...Kxe4
- 3.Bc6#
- 2...Kxe6
- 3.Qc6#
- 3.Qxe5#
- 3.d5#
- 2...Kc4
- 2.Qe4+
- 1...Sb3
- 2.Qe4+
- 2...Kc4
- 3.Sa3#
- 2...Kxe4
- 3.Bc6#
- 2...Kxe6
- 3.Qc6#
- 3.Qxe5#
- 3.d5#
- 2...Kc4
- 2.Qe4+
- 1...Sc4
- 2.Qe4+
- 2...Kxe4
- 3.Bc6#
- 2...Kxe6
- 3.d5#
- 2...Kxe4
- 2.Qe4+
- 1...e4
- 2.Rxa8
- threat
- 3.Sxc7#
- 2...Kxe6
- 3.Sxc7#
- 2...c6
- 3.Sc7#
- threat
- 2.Rxa8
- 1...c6
- 2.Rd7+
- 2...Kxe6
- 3.Qf5#
- 2...Kxe6
- 2.Rd7+
- 1...Sb1!
- threat
- 1.Sc8?
- threat
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kxe6
- 2.Se7+
- 1...Kxe6
- 2.Qc4+
- 2...Sxc4
- 3.d5#
- 2...Sxc4
- 2.Qc4+
- 1...exd4
- 2.Se7+
- 2...Ke5
- 3.Qf5#
- 2...Kxe6
- 3.Qf5#
- 2...Ke5
- 2.Se7+
- 1...Sb1
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Se7+
- 1...Sf1
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Se7+
- 1...Sb3
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Se7+
- 1...Sc4
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.Qxc4#
- 3.d5#
- 2...Kxe6
- 2.Qe4+
- 2...Kxe4
- 3.Bc6#
- 2...Kxe6
- 3.d5#
- 2...Kxe4
- 2.Se7+
- 1...Sb6
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 2...Kxe6
- 2.Se7+
- 1...e4
- 2.Kf6
- threat
- 3.Se7#
- threat
- 2.Bd7
- threat
- 3.Se7#
- threat
- 2.Kf6
- 1...c6
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 2...Kxe6
- 2.Rd7+
- 2...Kxe6
- 3.Rd6#
- 3.Qf5#
- 2...Kxe6
- 2.Se7+
- 1...Se4+!
- threat
- 1.Ba3?
- threat
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qe4#
- 3.Qc4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...Se4+
- 2.Qxe4+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qxe4+
- 1...Kxe6
- 2.Qf5+
- 2...Kd5
- 3.Qxe5#
- 2...Ke7
- 3.Qf6#
- 2...Kd5
- 2.Qc6
- threat
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 2...Se4+
- 3.Sxe4#
- 2...Ke7
- 3.Sb7#
- 3.Sf7#
- 2...cxd6
- 3.Qxd6#
- 3.d5#
- 2...Sc4
- 3.Sxc4#
- threat
- 2.Qf5+
- 1...Rxd1
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc5+
- 1...Bxf2
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qe4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...cxd6
- 2.Bc6+
- 2...Kxd4
- 3.Qe4#
- 3.Qc3#
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kxd4
- 2.Bc6+
- 1...c5
- 2.Qxc5+
- 2...Kxe6
- 3.Qxe5#
- 3.d5#
- 2...Kxe6
- 2.Qxc5+
- 1...Bf7
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qe4#
- 3.Qc4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sxf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...Sb6
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qe4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...e4
- 2.Qc5+
- 2...Kxe6
- 3.Qe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qxe4#
- 2...Kxe6
- 3.Sc4#
- 3.Sxe4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...c6
- 2.Bxc6+
- 2...Kxd4
- 3.Sb5#
- 3.Sf5#
- 3.Bc5#
- 3.Qe4#
- 3.Qc3#
- 3.Qc4#
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kxd4
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qxc6+
- 2...Kxd4
- 3.Qe4#
- 3.Qc4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 3.d5#
- 2...Kxd4
- 2.Bxc6+
- 1...Rc1!
- threat
- 1.Bb4?
- threat
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qe4#
- 3.Qc4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...Se4+
- 2.Qxe4+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qxe4+
- 1...Kxe6
- 2.Qf5+
- 2...Kd5
- 3.Qxe5#
- 2...Ke7
- 3.Qf6#
- 2...Kd5
- 2.Qf5+
- 1...Rxd1
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc5+
- 1...Bxf2
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qe4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...axb4
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qc4#
- 2...Kxe6
- 3.Sf5#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...cxd6
- 2.Bc6+
- 2...Kxd4
- 3.Qe4#
- 3.Qc3#
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kxd4
- 2.Bc6+
- 1...c5
- 2.Qxc5+
- 2...Kxe6
- 3.Qxe5#
- 3.d5#
- 2...Kxe6
- 2.Qxc5+
- 1...Bf7
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qe4#
- 3.Qc4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sxf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...Sb6
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qe4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...e4
- 2.Qc5+
- 2...Kxe6
- 3.Qe5#
- 2...Kxe6
- 2.Qc6+
- 2...Kxd4
- 3.Qxe4#
- 2...Kxe6
- 3.Sc4#
- 3.Sxe4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 2...Kxd4
- 2.Qc5+
- 1...c6
- 2.Bxc6+
- 2...Kxd4
- 3.Sb5#
- 3.Sf5#
- 3.Bc5#
- 3.Qe4#
- 3.Qc3#
- 3.Qc4#
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kxd4
- 2.Qc5+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qxc6+
- 2...Kxd4
- 3.Qe4#
- 3.Qc4#
- 2...Kxe6
- 3.Sc4#
- 3.Se4#
- 3.Sb5#
- 3.Sf5#
- 3.Sb7#
- 3.Sf7#
- 3.Sc8#
- 3.d5#
- 2...Kxd4
- 2.Bxc6+
- 1...Rc1!
- threat
- 1.Bc6+?
- 1...Kxe6
- 2.Qf5+
- 2...Ke7
- 3.Sb7#
- 3.Sf7#
- 3.Qf6#
- 2...Ke7
- 2.Qf5+
- 1...Kxc6!
- 1...Kxe6
- 1.Qe4+?
- 1...Kxe6
- 2.Qxe5#
- 1...Sxe4+!
- 1...Kxe6
- 1.Qf5?
- threat
- 2.Qxe5#
- 1...Se4+
- 2.Qxe4+
- 2...Kxe6
- 3.Qxe5#
- 2...Kxe6
- 2.Qxe4+
- 1...Sc4
- 2.Bc6+
- 2...Kxc6
- 3.Qe4#
- 2...Kxc6
- 2.Bc6+
- 1...cxd6!
- threat
- 1.Se4?
- Keys
- 1.Sf5!
- threat
- 2.Se3+
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kxe6
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kxe6
- 2.Se3+
- 1...Se4+
- 2.Qxe4+
- 2...Kc4
- 3.Se3#
- 2...Kxe4
- 3.Bc6#
- 2...Kxe6
- 3.Sg7#
- 3.Qc6#
- 3.Qxe5#
- 3.d5#
- 2...Kc4
- 2.Qxe4+
- 1...Kxe6
- 2.Qc4+
- 2...Sxc4
- 3.d5#
- 2...Sxc4
- 2.Qc4+
- 1...Bxf2
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.d5#
- 2...Kxe6
- 2.Se7+
- 1...exd4
- 2.Se7+
- 2...Ke5
- 3.Qf5#
- 2...Kxe6
- 3.Qf5#
- 2...Ke5
- 2.Se7+
- 1...Sb1
- 2.Kf6
- threat
- 3.Se3#
- 3.Se7#
- threat
- 2.Se3+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Qe4+
- 2...Kc4
- 3.Se3#
- 2...Kxe4
- 3.Bc6#
- 2...Kxe6
- 3.Sg7#
- 3.Qc6#
- 3.Qxe5#
- 3.d5#
- 2...Kc4
- 2.Qc4+
- 2...Kxc4
- 3.Se3#
- 2...Ke4
- 3.Sg3#
- 3.Bc6#
- 3.Rxe1#
- 3.d5#
- 2...Kxc4
- 2.Kf6
- 1...Sf1
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Se7+
- 1...Sb3
- 2.Se3+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.Qc4#
- 3.d5#
- 2...Kxe6
- 2.Qe4+
- 2...Kc4
- 3.Se3#
- 2...Kxe4
- 3.Bc6#
- 2...Kxe6
- 3.Sg7#
- 3.Qc6#
- 3.Qxe5#
- 3.d5#
- 2...Kc4
- 2.Qc4+
- 2...Kxc4
- 3.Se3#
- 2...Ke4
- 3.Sg3#
- 3.Bc6#
- 2...Kxc4
- 2.Se3+
- 1...Sc4
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 3.Qxc4#
- 3.d5#
- 2...Kxe6
- 2.Qe4+
- 2...Kxe4
- 3.Bc6#
- 2...Kxe6
- 3.Sg7#
- 3.d5#
- 2...Kxe4
- 2.Qxc4+
- 2...Kxc4
- 3.Se3#
- 2...Ke4
- 3.Sg3#
- 3.Bc6#
- 3.d5#
- 2...Kxc4
- 2.Se7+
- 1...Sb6
- 2.Se3+
- 2...Kxe6
- 3.Qf5#
- 2...Kxe6
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 2...Kxe6
- 2.Se3+
- 1...e4
- 2.Kf6
- threat
- 3.Se3#
- 3.Se7#
- threat
- 2.Bd7
- threat
- 3.Se3#
- 3.Se7#
- threat
- 2.Kf6
- 1...c6
- 2.Se3+
- 2...Kxe6
- 3.Re7#
- 3.Qf5#
- 2...Kxe6
- 2.Se7+
- 2...Kxe6
- 3.Qf5#
- 2...Kxe6
- 2.Rd7+
- 2...Kxe6
- 3.Sg7#
- 3.Rd6#
- 2...Kxe6
- 2.Se3+
- threat
- 1.Sf5!
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).