MESON Chess Problem Database
Problem Display
PID: 55694 (8/2P1Br1p/4P1b1/2RN1k1p/r3p3/3P1NPK/8/1B2RQb1 w - - 0 1)
Mansfield, Comins
5th Comm., Suomen Shakki, 1977
#2
12 + 8
| 4054 | Complete Mansfield/III | 1999 |
SOLUTION
- SOUND
- Sets
- 1...Kxe6
- 2.c8Q#
- 2.c8B#
- 1...Bh2
- 2.Sf4#
- 1...exd3
- 2.Sd4#
- 2.Sh4#
- 2.Re5#
- 1...exf3
- 2.d4#
- 1...e3
- 2.Sf4#
- 1...Kxe6
- Tries
- 1.Sg5+?
- 1...Bf2
- 2.Sc3#
- 2.Se3#
- 2.Sb4#
- 2.Sb6#
- 2.Sf6#
- 1...Ke5!
- 1...Bf2
- 1.Sb6+?
- 1...Kxe6
- 2.Re5#
- 1...Bxc5!
- 1...Kxe6
- 1.Sf6+?
- 1...Kxe6
- 2.Re5#
- 1...Bxc5!
- 1...Kxe6
- 1.Rxe4?
- threat
- 2.Sxg1#
- 2.Sd4#
- 2.Sh4#
- 2.Se3#
- 2.Re5#
- 1...Rxe7
- 2.Re5#
- 1...Bxc5
- 2.Sd4#
- 2.Sh4#
- 2.Re5#
- 1...Ra2
- 2.Sd4#
- 2.Sh4#
- 2.Se3#
- 2.Re5#
- 1...Rd4
- 2.Sxg1#
- 2.Sxd4#
- 2.Sh4#
- 2.Se3#
- 2.Re5#
- 1...Rf6
- 2.Se3#
- 2.Re5#
- 1...Bf2
- 2.Sh4#
- 2.Se3#
- 2.Re5#
- 1...Bh2
- 2.Se1#
- 2.Sg1#
- 2.Sd2#
- 2.Sxh2#
- 2.Sd4#
- 2.Sh4#
- 2.Sg5#
- 2.Sc3#
- 2.Se3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Re5#
- 1...Be3
- 2.Sd4#
- 2.Sh4#
- 2.Sxe3#
- 2.Re5#
- 1...Bd4
- 2.Sxd4#
- 2.Sh4#
- 2.Se3#
- 1...h4
- 2.Sxg1#
- 2.Sd4#
- 2.Sxh4#
- 2.Se3#
- 2.Re5#
- 2.g4#
- 1...Rxe4!
- threat
- 1.dxe4+?
- 1...Kxe6
- 2.c8Q#
- 2.c8B#
- 1...Rxe4!
- 1...Kxe6
- 1.g4+?
- 1...Kxe6
- 2.c8Q#
- 2.c8B#
- 1...hxg4+!
- 1...Kxe6
- 1.c8Q?
- threat
- 2.Se3#
- 2.exf7#
- 1...Bxc5
- 2.exf7#
- 1...exd3
- 2.Sd4#
- 2.Sh4#
- 2.Re5#
- 2.exf7#
- 1...Ra6
- 2.Se3#
- 2.dxe4#
- 1...Ra7
- 2.Se3#
- 2.dxe4#
- 1...Ra8
- 2.Se3#
- 2.dxe4#
- 1...Rf6
- 2.Se3#
- 1...Rg7
- 2.Se3#
- 1...Rf8
- 2.Se3#
- 1...Be3
- 2.Sxe3#
- 2.exf7#
- 1...e3
- 2.Sc3#
- 2.Sxe3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.d4#
- 2.exf7#
- 1...Rxe7!
- threat
- 1.c8B?
- threat
- 2.Se3#
- 2.exf7#
- 1...Bxc5
- 2.exf7#
- 1...exd3
- 2.Sd4#
- 2.Sh4#
- 2.Re5#
- 2.exf7#
- 1...Ra6
- 2.Se3#
- 2.dxe4#
- 1...Ra7
- 2.Se3#
- 2.dxe4#
- 1...Ra8
- 2.Se3#
- 2.dxe4#
- 1...Rf6
- 2.Se3#
- 1...Rg7
- 2.Se3#
- 1...Rf8
- 2.Se3#
- 1...Be3
- 2.Sxe3#
- 2.exf7#
- 1...e3
- 2.Sc3#
- 2.Sxe3#
- 2.Sb4#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.d4#
- 2.exf7#
- 1...Rxe7!
- threat
- 1.Sg5+?
- Keys
- 1.Kh4!
- threat
- 2.Qh3#
- 1...exd3+
- 2.Sd4#
- 1...exf3+
- 2.d4#
- 1...e3+
- 2.Sf4#
- 1...Kxe6
- 2.c8Q#
- 2.c8B#
- threat
- 1.Kh4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(d);P_SPINP(c),S_FLIGHT,XP(J)::P=Q
- B(a);N_GUARD::R(H)+S(I)
- P(c);P_SPINP(c),XS(E)::B(A)+P(D)
- P(c);S_CUTB(a)::R(H)+S(I)
- Tries
- Try
- S(E);CHECK
- Refutation
- K(d);P-FLIGHT,P_SPINP(c)
- Try
- S(I);CHECK
- Vars
- K(d);P_SPINP(c),S_FLIGHT,XP(J)::R1(H)
- Refutation
- B(a);XR(H)
- Try
- S(I);CHECK
- Vars
- K(d);P_SPINP(c),S_FLIGHT,XP(J)::R1(H)
- Refutation
- B(a);XR(H)
- Try
- R(B);XP(c)
- Threat
- DUALS(5)
- Vars
- R(g);XB(L)::R1(B)
- Refutation
- R(b);XR(B)
- Try
- P(D);CHECK,XP(c)
- Vars
- K(d);S_FLIGHT,XP(J)::P=Q
- Refutation
- R(b);P_SPINR(b),XP(D)
- Try
- P(F);CHECK
- Vars
- K(d);P_SPINP(c),S_FLIGHT,XP(J)::P=Q
- Refutation
- P(e);CHECK,XP(F)
- Try
- P(K);
- Threat
- DUALS(2)
- Vars
- B(a);XR(H)::QAB(K)+P(J),XR(g)
- R(g);::R(H)+S(I),DCHECK
- Refutation
- R(g);XB(L)
- Try
- P(K);
- Threat
- DUALS(2)
- Vars
- B(a);XR(H)::B(K)+P(J),XR(g)
- R(g);::R(H)+S(I),DCHECK
- Refutation
- R(g);XB(L)
- Try
- Actual
- K(G);P-FLIGHT
- Threat
- QAB(C)
- Vars
- P(c);CHECK,P_SPINP(c),XP(D)::QAR(C)+S(E),DCHECK
- P(c);CHECK,P_SPINP(c),XS(E)::B(A)+P(D)
- P(c);CHECK,S_CUTB(a)::R(H)+S(I)
- K(d);P_SPINP(c),S_FLIGHT,XP(J)::P=Q
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).