MESON Chess Problem Database
Problem Display
PID: 8387 (7n/2ppNnKb/1rPk1P2/QpN5/1P1BR3/8/2r1P3/b7 w - - 0 1)
Oey Mo Kiem
Probleemblad, 1975
#3
10 + 10
SOLUTION
- SOUND
- Sets
- 1...Ra2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Qxa2
- threat
- 3.Qd5#
- 2...Bxe4
- 3.Sxe4#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 3.Qe6#
- threat
- 2.Sb7+
- 1...Rb2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 2...Sxe5
- 2.Sb7+
- 1...Rd2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Sb7+
- 1...Rxe2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Sb7+
- 1...Rc3
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 2...Sxe5
- 2.Be5+
- 1...Rxc5
- 2.Bxc5#
- 2.bxc5#
- 1...Ra6
- 2.Sb7#
- 1...Rxc6
- 2.Sb7#
- 1...Rb7
- 2.Sxb7#
- 1...Bc3
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Sb7+
- 1...Bg8
- 2.Re6+
- 2...dxe6
- 3.Se4#
- 2...dxe6
- 2.Re6+
- 1...Se5
- 2.Rxe5
- threat
- 3.Rd5#
- 2...Rxc5
- 3.bxc5#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 2...Be4
- 3.Sxe4#
- 2...Bg8
- 3.Se4#
- threat
- 2.Rxe5
- 1...Sg6
- 2.Re6+
- 2...dxe6
- 3.Se4#
- 2...dxe6
- 2.Re6+
- 1...dxc6
- 2.Re6#
- 1...Ra2
- Tries
- 1.Sc8+?
- 1...Kxc6
- 2.Qa8+
- 2...Rb7
- 3.Qxb7#
- 2...Rb7
- 2.Qa8+
- 1...Kd5!
- 1...Kxc6
- 1.Re5?
- threat
- 2.Rd5#
- 1...Rxc5
- 2.bxc5#
- 1...dxc6
- 2.Sc8#
- 2.Re6#
- 1...Be4
- 2.Sxe4#
- 1...Sxe5!
- threat
- 1.Qxa1?
- threat
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 3.Qd4#
- 3.Qxe5#
- 2...Sxe5
- 2.Re5
- threat
- 3.Rd5#
- 2...Rxc5
- 3.Bxc5#
- 3.bxc5#
- 2...Sxe5
- 3.Bxe5#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 2...Be4
- 3.Sxe4#
- threat
- 2.Be5+
- 1...Rxe2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 3.Qd4#
- 3.Qxe5#
- 2...Sxe5
- 2.Sb7+
- 1...Rc1
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 3.Qd4#
- 3.Qxe5#
- 2...Sxe5
- 2.Be5+
- 1...Ra2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 3.Qd4#
- 3.Qxe5#
- 2...Sxe5
- 2.Re5
- threat
- 3.Rd5#
- 2...Sxe5
- 3.Bxe5#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 2...Be4
- 3.Sxe4#
- threat
- 2.Qxa2
- threat
- 3.Qd5#
- 2...Bxe4
- 3.Sxe4#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 3.Qe6#
- threat
- 2.Sb7+
- 1...Rb2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 2...Sxe5
- 2.Sb7+
- 1...Rd2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Be5+
- 2...Sxe5
- 3.Qxe5#
- 2...Sxe5
- 2.Re5
- threat
- 3.Rd5#
- 2...Rxd4
- 3.Qxd4#
- 2...Sxe5
- 3.Bxe5#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 2...Be4
- 3.Sxe4#
- threat
- 2.Sb7+
- 1...Rc3
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 2...Sxe5
- 2.Be5+
- 1...Rc4
- 2.Be5+
- 2...Sxe5
- 3.Qxe5#
- 2...Sxe5
- 2.Re5
- threat
- 3.Rd5#
- 2...Rxd4
- 3.Qxd4#
- 2...Rxc5
- 3.Bxc5#
- 3.bxc5#
- 2...Sxe5
- 3.Bxe5#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 2...Be4
- 3.Sxe4#
- threat
- 2.Be5+
- 1...Rb8
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 3.Qd4#
- 3.Qxe5#
- 2...Sxe5
- 2.Be5+
- 1...Bf5
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 3.Qd4#
- 3.Qxe5#
- 2...Sxe5
- 2.Re5
- threat
- 3.Rd5#
- 2...Rxc5
- 3.Bxc5#
- 3.bxc5#
- 2...Sxe5
- 3.Bxe5#
- 2...dxc6
- 3.Sxf5#
- 2...Be4
- 3.Sxe4#
- 2...Be6
- 3.Se4#
- threat
- 2.Be5+
- 1...Bg6
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 3.Qd4#
- 3.Qxe5#
- 2...Sxe5
- 2.Re5
- threat
- 3.Rd5#
- 2...Rxc5
- 3.Bxc5#
- 3.bxc5#
- 2...Sxe5
- 3.Bxe5#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 2...Be4
- 3.Sxe4#
- threat
- 2.Be5+
- 1...Bg8
- 2.Be5+
- 2...Sxe5
- 3.Qxe5#
- 2...Sxe5
- 2.Re6+
- 2...dxe6
- 3.Se4#
- 2...dxe6
- 2.Be5+
- 1...Sg6
- 2.Be5+
- 2...Sgxe5
- 3.Rd4#
- 3.Qd4#
- 2...Sfxe5
- 3.Rd4#
- 3.Qd4#
- 2...Sgxe5
- 2.Re6+
- 2...dxe6
- 3.Se4#
- 2...dxe6
- 2.Be5+
- 1...Bxe4!
- threat
- 1.Qa2?
- threat
- 2.Qd5#
- 1...Rxa2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Sb7+
- 1...Rc4!
- threat
- 1.Qxb5?
- threat
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Qd5#
- 2...Rxb7
- 2.Sb7+
- 1...Rxe2
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Bc5#
- 3.Qc5#
- 3.Qd5#
- 2...Rxb7
- 2.Sb7+
- 1...Bxe4
- 2.Sxe4+
- 2...Ke6
- 3.Qd5#
- 3.Qf5#
- 2...Ke6
- 2.Sxe4+
- 1...Ra2
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Bc5#
- 3.Qc5#
- 3.Qd5#
- 2...Rxb7
- 2.Qc4
- threat
- 3.Qd5#
- 2...Bxe4
- 3.Sxe4#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 3.Qe6#
- threat
- 2.Sb7+
- 1...Rb2
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Bc5#
- 3.Qc5#
- 3.Qd5#
- 2...Rxb7
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 2...Sxe5
- 2.Qc4
- threat
- 3.Qd5#
- 2...Bxe4
- 3.Sxe4#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 3.Qe6#
- threat
- 2.Sb7+
- 1...Rd2
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Bc5#
- 3.Qc5#
- 3.Qd5#
- 2...Rxb7
- 2.Sb7+
- 1...Rb8
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Qd5#
- 2...Rxb7
- 2.Sb7+
- 1...Bc3
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Bc5#
- 3.Qc5#
- 3.Qd5#
- 2...Rxb7
- 2.Qc4
- threat
- 3.Qd5#
- 2...Bxe4
- 3.Sxe4#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 3.Qe6#
- threat
- 2.Sb7+
- 1...Bf5
- 2.Sb7+
- 2...Rxb7
- 3.Sxf5#
- 3.Sc8#
- 3.Qd5#
- 2...Rxb7
- 2.Sb7+
- 1...Bg8
- 2.Sb7+
- 2...Rxb7
- 3.Sf5#
- 3.Sc8#
- 3.Qd5#
- 2...Rxb7
- 2.Re6+
- 2...dxe6
- 3.Se4#
- 2...dxe6
- 2.Sb7+
- 1...Se5
- 2.Sb7+
- 2...Ke6
- 3.Rxe5#
- 3.Qd5#
- 3.Qxe5#
- 2...Rxb7
- 3.Qd5#
- 3.Qxe5#
- 2...Ke6
- 2.Rxe5
- threat
- 3.Sc8#
- 3.Rd5#
- threat
- 2.Sb7+
- 1...Sg5
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Qd5#
- 3.Qe5#
- 2...Rxb7
- 2.Sb7+
- 1...Sh6
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Qd5#
- 3.Qe5#
- 2...Rxb7
- 2.Sb7+
- 1...Sd8
- 2.Sb7+
- 2...Rxb7
- 3.Sc8#
- 3.Qd5#
- 3.Qe5#
- 2...Sxb7
- 3.Sc8#
- 3.Qd5#
- 3.Qe5#
- 2...Rxb7
- 2.Sb7+
- 1...Sg6
- 2.Sb7+
- 2...Rxb7
- 3.Sf5#
- 3.Sc8#
- 3.Qd5#
- 2...Rxb7
- 2.Re6+
- 2...dxe6
- 3.Se4#
- 2...dxe6
- 2.Sb7+
- 1...Rxb5!
- threat
- 1.Sc8+?
- Keys
- 1.Qa3!
- threat
- 2.Qg3+
- 2...Se5
- 3.Qxe5#
- 2...Se5
- 2.Qg3+
- 1...Bxd4
- 2.Qg3+
- 2...Be5
- 3.Rd4#
- 2...Se5
- 3.Rxd4#
- 2...Be5
- 2.Qg3+
- 1...Rb2
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 2...Sxe5
- 2.Qg3+
- 2...Se5
- 3.Bxe5#
- 3.Qxe5#
- 2...Se5
- 2.Sb7+
- 1...Rc3
- 2.Be5+
- 2...Sxe5
- 3.Rd4#
- 2...Sxe5
- 2.Be5+
- 1...Bc3
- 2.Sb7+
- 2...Rxb7
- 3.Bc5#
- 2...Rxb7
- 2.Qb3
- threat
- 3.Qd5#
- 2...Bxe4
- 3.Sxe4#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 3.Qe6#
- threat
- 2.Sb7+
- 1...Se5
- 2.Rxe5
- threat
- 3.Rd5#
- 2...Rxc5
- 3.bxc5#
- 2...dxc6
- 3.Sc8#
- 3.Re6#
- 2...Be4
- 3.Sxe4#
- 2...Bg8
- 3.Se4#
- threat
- 2.Rxe5
- 1...Sg6
- 2.Re6+
- 2...dxe6
- 3.Se4#
- 2...dxe6
- 2.Re6+
- threat
- 1.Qa3!
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