MESON Chess Problem Database
Problem Display
PID: 4808 (5rb1/1B5N/N2R2Pb/1r1n1P2/1p2k3/1P2p3/6K1/B4Q2 w - - 0 1)
Heathcote, Godfrey
2nd Prize, The Schoolmaster, 1891
#2
10 + 8
| 15 | British Chess Magazine | 1891 |
SOLUTION
- SOUND
- Sets
- 1...Rc5
- 2.Sxc5#
- 1...Rb6
- 2.Sc5#
- 1...Rxb7
- 2.Sc5#
- 1...Rxf5
- 2.Qc4#
- 1...Rf6
- 2.Sxf6#
- 1...Rf7
- 2.Re6#
- 1...Ra8
- 2.Sf6#
- 1...Rb8
- 2.Sf6#
- 1...Rc8
- 2.Sf6#
- 1...Rd8
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bf4
- 2.Qb1#
- 1...Bg5
- 2.Sxg5#
- 1...Bg7
- 2.Sg5#
- 1...Be6
- 2.Rxe6#
- 1...Bf7
- 2.Sf6#
- 1...Bxh7
- 2.Re6#
- 1...e2
- 2.Qf3#
- 1...Rc5
- Tries
- 1.Kg3?
- threat
- 2.Qb1#
- 1...e2
- 2.Qf3#
- 1...Rc5
- 2.Sxc5#
- 1...Rc8
- 2.Sf6#
- 1...Bf4+!
- threat
- 1.Sxb4?
- threat
- 2.Qf3#
- 1...Rxf5
- 2.Qc4#
- 1...Bf4
- 2.Qd3#
- 2.Qb1#
- 1...Rxb4!
- threat
- 1.Bb2?
- 1...Rxb7
- 2.Sc5#
- 1...Rxf5
- 2.Qc4#
- 1...Bxh7
- 2.Re6#
- 1...Bf4
- 2.Qb1#
- 1...e2
- 2.Qf3#
- 1...Rc5
- 2.Sxc5#
- 1...Rb6
- 2.Sc5#
- 1...Rf6
- 2.Sxf6#
- 1...Rf7
- 2.Re6#
- 1...Ra8
- 2.Sf6#
- 1...Rb8
- 2.Sf6#
- 1...Rc8
- 2.Sf6#
- 1...Rd8
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bg5
- 2.Sxg5#
- 1...Bg7
- 2.Sg5#
- 1...Be6
- 2.Rxe6#
- 1...Bf7
- 2.Sf6#
- 1...Ra5!
- 1...Rxb7
- 1.Bc6?
- 1...Rxf5
- 2.Qc4#
- 1...Bxh7
- 2.Re6#
- 1...Bf4
- 2.Qb1#
- 1...e2
- 2.Qf3#
- 1...Rc5
- 2.Sxc5#
- 1...Rb6
- 2.Sc5#
- 1...Rb7
- 2.Sc5#
- 1...Rbb8
- 2.Sc5#
- 1...Rf6
- 2.Sxf6#
- 1...Rf7
- 2.Re6#
- 1...Ra8
- 2.Sf6#
- 1...Rfb8
- 2.Sf6#
- 1...Rc8
- 2.Sf6#
- 1...Rd8
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bg5
- 2.Sxg5#
- 1...Bg7
- 2.Sg5#
- 1...Be6
- 2.Rxe6#
- 1...Bf7
- 2.Sf6#
- 1...Ra5!
- 1...Rxf5
- 1.Rxd5?
- threat
- 2.Re5#
- 2.Qc4#
- 2.Qf3#
- 1...Rxd5
- 2.Sc5#
- 1...Rxf5
- 2.Re5#
- 2.Qc4#
- 2.Qxf5#
- 1...e2
- 2.Qf3#
- 1...Rc5
- 2.Sxc5#
- 2.Re5#
- 2.Qf3#
- 1...Rc8
- 2.Sf6#
- 2.Re5#
- 2.Qf3#
- 1...Bg7
- 2.Sg5#
- 2.Re5#
- 2.Qf3#
- 1...Bxd5!
- threat
- 1.Rf6?
- threat
- 2.Qc4#
- 1...Rxf6
- 2.Sxf6#
- 1...e2
- 2.Qf3#
- 1...Rc5
- 2.Sxc5#
- 1...Rc8!
- threat
- 1.g7?
- 1...Rxb7
- 2.Sc5#
- 1...Rxf5
- 2.Qc4#
- 1...Bxg7
- 2.Sg5#
- 1...Bxh7
- 2.Re6#
- 1...Bf4
- 2.Qb1#
- 1...e2
- 2.Qf3#
- 1...Rc5
- 2.Sxc5#
- 1...Rb6
- 2.Sc5#
- 1...Rf6
- 2.Sxf6#
- 1...Rf7
- 2.Re6#
- 1...Ra8
- 2.Sf6#
- 1...Rb8
- 2.Sf6#
- 1...Rc8
- 2.Sf6#
- 1...Rd8
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bg5
- 2.Sxg5#
- 1...Be6
- 2.Rxe6#
- 1...Bf7
- 2.Sf6#
- 1...Ra5!
- 1...Rxb7
- 1.Kg3?
- Keys
- 1.Rb6!
- 1...Rxb6
- 2.Sc5#
- 1...Rxf5
- 2.Qc4#
- 1...Bxh7
- 2.Re6#
- 1...Bf4
- 2.Qb1#
- 1...e2
- 2.Qf3#
- 1...Ra5
- 2.Rxb4#
- 1...Rc5
- 2.Sxc5#
- 1...Rf6
- 2.Sxf6#
- 1...Rf7
- 2.Re6#
- 1...Ra8
- 2.Sf6#
- 1...Rb8
- 2.Sf6#
- 1...Rc8
- 2.Sf6#
- 1...Rd8
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bg5
- 2.Sxg5#
- 1...Bg7
- 2.Sg5#
- 1...Be6
- 2.Rxe6#
- 1...Bf7
- 2.Sf6#
- 1...Rxb6
- 1.Rb6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(d);N_GUARD::S(F),XR(d)
- R(d);N_GUARD::S(F)
- R(d);N_GUARD,N_SPINS(e),XB(I)::S(F)
- R(g);SBLOCK,XP(E)::QAR2(B)
- R(g);N_GUARD::S(J),XR(g)
- R(g);S_CUTB(h)::R(G)
- R(g);N_GUARD::S(J)
- B(f);SBLOCK::QAB(B)
- B(f);N_GUARD::S(J),XB(f)
- B(f);N_GUARD::S(J)
- B(h);N_GUARD::R(G),XB(h)
- B(h);S_CUTR(g)::S(J)
- B(h);N_GUARD,XS(J)::R(G)
- P(a);::QAB1(B)
- Tries
- Try
- K(C);P-FLIGHT
- Threat
- QAB(B)
- Vars
- P(a);::QAB1(B)
- R(d);N_GUARD::S(F),XR(d)
- R(g);N_GUARD::S(J)
- Refutation
- B(f);CHECK
- Try
- S(F);XP(b)
- Threat
- QAB1(B)
- Vars
- R(g);SBLOCK,XP(E)::QAR2(B)
- Refutation
- R(d);XS(F)
- Try
- B(A);
- Vars
- R(d);N_GUARD,N_SPINS(e),XB(I)::S(F)
- R(g);SBLOCK,XP(E)::QAR2(B)
- B(h);N_GUARD,XS(J)::R(G)
- B(f);SBLOCK::QAB(B)
- P(a);::QAB1(B)
- R(d);N_GUARD::S(F),XR(d)
- R(d);N_GUARD::S(F)
- R(g);N_GUARD::S(J),XR(g)
- R(g);S_CUTB(h)::R(G)
- R(g);N_GUARD::S(J)
- B(f);N_GUARD::S(J),XB(f)
- B(f);N_GUARD::S(J)
- B(h);N_GUARD::R(G),XB(h)
- B(h);S_CUTR(g)::S(J)
- Refutation
- R(d);
- Try
- B(I);
- Vars
- R(g);SBLOCK,XP(E)::QAR2(B)
- B(h);N_GUARD,XS(J)::R(G)
- B(f);SBLOCK::QAB(B)
- P(a);::QAB1(B)
- R(d);N_GUARD::S(F),XR(d)
- R(d);N_GUARD::S(F)
- R(g);N_GUARD::S(J),XR(g)
- R(g);S_CUTB(h)::R(G)
- R(g);N_GUARD::S(J)
- B(f);N_GUARD::S(J),XB(f)
- B(f);N_GUARD::S(J)
- B(h);N_GUARD::R(G),XB(h)
- B(h);S_CUTR(g)::S(J)
- Refutation
- R(d);
- Try
- R(G);XS(e)
- Threat
- DUALS(3)
- Vars
- R(d);N_GUARD,P_SPINR(d),XR(G)::S(F)
- P(a);::QAB1(B)
- Refutation
- B(h);P_SPINB(h),XR(G)
- Try
- R(G);
- Threat
- QAR2(B)
- Vars
- R(g);XR(G)::S(J),XR(g)
- P(a);::QAB1(B)
- R(d);N_GUARD::S(F),XR(d)
- Refutation
- R(g);
- Try
- P(H);
- Vars
- R(d);N_GUARD,N_SPINS(e),XB(I)::S(F)
- R(g);SBLOCK,XP(E)::QAR2(B)
- B(f);N_GUARD,XP(H)::S(J)
- B(h);N_GUARD,XS(J)::R(G)
- B(f);SBLOCK::QAB(B)
- P(a);::QAB1(B)
- R(d);N_GUARD::S(F),XR(d)
- R(d);N_GUARD::S(F)
- R(g);N_GUARD::S(J),XR(g)
- R(g);S_CUTB(h)::R(G)
- R(g);N_GUARD::S(J)
- B(f);N_GUARD::S(J),XB(f)
- B(h);N_GUARD::R(G),XB(h)
- B(h);S_CUTR(g)::S(J)
- Refutation
- R(d);
- Try
- Actual
- R(G);
- Vars
- R(d);N_GUARD,XR(G)::S(F)
- R(g);SBLOCK,XP(E)::QAR2(B)
- B(h);N_GUARD,XS(J)::R(G)
- B(f);SBLOCK::QAB(B)
- P(a);::QAB1(B)
- R(d);OGATE::R(G),XP(b)
- R(d);N_GUARD::S(F),XR(d)
- R(g);N_GUARD::S(J),XR(g)
- R(g);S_CUTB(h)::R(G)
- R(g);N_GUARD::S(J)
- B(f);N_GUARD::S(J),XB(f)
- B(f);N_GUARD::S(J)
- B(h);N_GUARD::R(G),XB(h)
- B(h);S_CUTR(g)::S(J)
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).