MESON Chess Problem Database
Problem Display
PID: 148722 (2K1b1B1/3ppn2/N2PR1n1/1P1kB3/1R6/4P2N/8/6Q1 w - - 0 1)
Wood, Frank
5. American Chess Congress, 1880
#2
11 + 6
| 14868 | Pirnie Collection | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sgxe5
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...Sgh8
- 2.Sf4#
- 1...Sfxe5
- 2.Rd4#
- 2.e4#
- 1...Sg5
- 2.Rd4#
- 2.Qd1#
- 1...Sh6
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Sd8
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Sfh8
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Sf4
- Tries
- 1.Bh2?
- 1...Sxd6+
- 2.Rxd6#
- 1...dxe6
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...exd6
- 2.Rxd6#
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sge5
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...Sgh8
- 2.Sf4#
- 1...Sfe5
- 2.Rd4#
- 2.e4#
- 1...Sg5
- 2.Rd4#
- 2.Qd1#
- 1...Sh6
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Sd8
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Sfh8
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Kxe6!
- 1...Sxd6+
- 1.Bg3?
- 1...Sxd6+
- 2.Rxd6#
- 1...dxe6
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...exd6
- 2.Rxd6#
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sge5
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...Sgh8
- 2.Sf4#
- 1...Sfe5
- 2.Rd4#
- 2.e4#
- 1...Sg5
- 2.Rd4#
- 2.Qd1#
- 1...Sh6
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Sd8
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Sfh8
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Kxe6!
- 1...Sxd6+
- 1.Rxe7?
- threat
- 2.Rd4#
- 2.Qd1#
- 2.Qh1#
- 2.Qg2#
- 2.e4#
- 1...Sxe5
- 2.Rd4#
- 1...Sf4
- 2.Sxf4#
- 2.Rd4#
- 2.e4#
- 1...Sh4
- 2.Sf4#
- 2.Rd4#
- 2.Qd1#
- 2.e4#
- 1...Sxe7+!
- threat
- 1.Qh2?
- threat
- 2.Qa2#
- 1...Sxd6+
- 2.Rxd6#
- 1...Sgxe5
- 2.Sf4#
- 1...Sfxe5
- 2.Rd4#
- 2.e4#
- 1...dxe6
- 2.Rd4#
- 2.e4#
- 1...Kxe6!
- threat
- 1.Qa1?
- threat
- 2.Qa2#
- 1...Sxd6+
- 2.Rxd6#
- 1...Sgxe5
- 2.Sf4#
- 1...Sfxe5
- 2.Rd4#
- 2.Qd4#
- 2.e4#
- 1...dxe6
- 2.Qd4#
- 2.e4#
- 1...Kxe6!
- threat
- 1.Qg3?
- 1...Sxd6+
- 2.Rxd6#
- 1...Sgxe5
- 2.Sf4#
- 1...Sfxe5
- 2.Rd4#
- 2.e4#
- 1...dxe6
- 2.Rd4#
- 2.e4#
- 1...exd6
- 2.Rxd6#
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...Sgh8
- 2.Sf4#
- 1...Sg5
- 2.Rd4#
- 1...Sh6
- 2.Rd4#
- 2.Qg2#
- 2.Qf3#
- 2.e4#
- 1...Sd8
- 2.Rd4#
- 2.Qg2#
- 2.Qf3#
- 2.e4#
- 1...Sfh8
- 2.Rd4#
- 2.Qg2#
- 2.Qf3#
- 2.e4#
- 1...Kxe6!
- 1...Sxd6+
- 1.Qg4?
- threat
- 2.Rd4#
- 2.Qc4#
- 2.e4#
- 1...Sgxe5
- 2.Sf4#
- 2.Rd4#
- 2.e4#
- 1...Sfxe5
- 2.Rd4#
- 2.Qd4#
- 2.Qe4#
- 2.e4#
- 1...dxe6
- 2.Qd4#
- 2.Qe4#
- 1...Sf4
- 2.Sxf4#
- 2.Rd4#
- 2.e4#
- 1...Sg5
- 2.Rd4#
- 2.Qd1#
- 2.Qc4#
- 2.Qd4#
- 1...Sxd6+!
- threat
- 1.Qxg6?
- threat
- 2.Sf4#
- 2.Rd4#
- 2.e4#
- 1...dxe6
- 2.Qe4#
- 1...Sg5
- 2.Sf4#
- 2.Rd4#
- 2.Qd3#
- 1...Sxd6+!
- threat
- 1.Bh2?
- Keys
- 1.Qg5!
- 1...Sxd6+
- 2.Rxd6#
- 1...Kxe6
- 2.Sc7#
- 1...Sgxe5
- 2.Sf4#
- 1...Sfxe5
- 2.Rd4#
- 2.e4#
- 1...Sxg5
- 2.Rd4#
- 1...dxe6
- 2.Rd4#
- 2.e4#
- 1...exd6
- 2.Rxd6#
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...Sgh8
- 2.Sf4#
- 1...Sh6
- 2.Rd4#
- 2.Qg2#
- 2.e4#
- 1...Sd8
- 2.Rd4#
- 2.Qg2#
- 2.e4#
- 1...Sfh8
- 2.Rd4#
- 2.Qg2#
- 2.e4#
- 1...Sxd6+
- 1.Qg5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::S(C),XS(b)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD,XB(F)::S(C)
- Tries
- Try
- B(F);
- Vars
- S(e);CHECK,OGATE,XP(H)::B(K)+R(I),DCHECK,XS(e)
- P(d);OGATE,XP(H)::R1(I),XP(d)
- S(b);N_GUARD::S(C),XS(b)
- S(b);N_GUARD::S(C)
- Refutation
- K(a);P_SPINS(e),S_FLIGHT,XR(I)
- Try
- B(F);
- Vars
- S(e);CHECK,OGATE,XP(H)::B(K)+R(I),DCHECK,XS(e)
- P(d);OGATE,XP(H)::R1(I),XP(d)
- S(b);N_GUARD::S(C),XS(b)
- S(b);N_GUARD::S(C)
- Refutation
- K(a);P_SPINS(e),S_FLIGHT,XR(I)
- Try
- R(I);P_PINS(e),XP(d)
- Threat
- DUALS(5)
- Vars
- S(b);XB(F)::R1(D)
- Refutation
- S(b);CHECK,XR(I)
- Try
- Q(A);
- Threat
- QAB(A)
- Vars
- S(e);CHECK,OGATE,XP(H)::B(K)+R(I),DCHECK,XS(e)
- S(b);N_GUARD,XB(F)::S(C)
- Refutation
- K(a);P_SPINS(e),S_FLIGHT,XR(I)
- Try
- Q(A);
- Threat
- QAB(A)
- Vars
- S(e);CHECK,OGATE,XP(H)::B(K)+R(I),DCHECK,XS(e)
- S(b);N_GUARD,XB(F)::S(C)
- Refutation
- K(a);P_SPINS(e),S_FLIGHT,XR(I)
- Try
- Q(A);
- Vars
- S(e);CHECK,OGATE,XP(H)::B(K)+R(I),DCHECK,XS(e)
- S(b);N_GUARD,XB(F)::S(C)
- P(d);OGATE,XP(H)::R1(I),XP(d)
- S(b);N_GUARD::S(C),XS(b)
- S(b);N_GUARD::S(C)
- S(e);::R1(D)
- Refutation
- K(a);P_SPINS(e),S_FLIGHT,XR(I)
- Try
- Q(A);
- Threat
- DUALS(3)
- Refutation
- S(e);CHECK,XP(H)
- Try
- Q(A);XS(b)
- Threat
- DUALS(3)
- Vars
- P(c);SBLOCK,XR(I)::QAB1(A)
- Refutation
- S(e);CHECK,XP(H)
- Try
- Actual
- Q(A);
- Vars
- S(e);CHECK,OGATE,XP(H)::B(K)+R(I),DCHECK,XS(e)
- K(a);P_SPINS(e),S_FLIGHT,XR(I)::S(G)
- S(b);N_GUARD,P_SPINS(b),XB(F)::S(C)
- S(e);XQ(A)::R1(D)
- P(d);OGATE,XP(H)::R1(I),XP(d)
- S(b);N_GUARD::S(C),XS(b)
- S(b);N_GUARD::S(C)
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).