MESON Chess Problem Database
Problem Display
PID: 160626 (6K1/3N1PP1/3n4/8/3k1rrR/1P6/2RpPP1N/1b4QB w - - 0 1)
Williams, Philip Hamilton
Hampstead and Highgate Express, 1903
#2
12 + 6
| 15351 | SCPF/BCPS Black Books | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Rxf2
- 2.Qxf2#
- 1...Rg3
- 2.fxg3#
- 1...Rxg7+
- 2.Qxg7#
- 1...Ba2
- 2.Qa1#
- 1...Bxc2
- 2.Qa1#
- 1...Sc4
- 2.Rxc4#
- 1...Sb5
- 2.Rc4#
- 1...Sf5
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...Sxf7
- 2.Rc4#
- 1...Sc8
- 2.Rc4#
- 1...Se8
- 2.Rc4#
- 1...d1Q
- 2.Qxd1#
- 1...d1S
- 2.Qxd1#
- 1...d1B
- 2.Qxd1#
- 1...d1R
- 2.Qxd1#
- 1...Rxf2
- Tries
- 1.Bb7?
- 1...Rxg7+
- 2.Qxg7#
- 1...Rxf2
- 2.Qxf2#
- 1...Rxf7
- 2.f3#
- 1...Rxg1
- 2.Sf3#
- 1...Rxh4
- 2.f3#
- 1...Bxc2
- 2.Qa1#
- 1...Sxf7
- 2.Rc4#
- 1...d1Q
- 2.Qxd1#
- 1...d1S
- 2.Qxd1#
- 1...d1B
- 2.Qxd1#
- 1...d1R
- 2.Qxd1#
- 1...Rf3
- 2.Sxf3#
- 1...Re4
- 2.Sf3#
- 1...Rf5
- 2.f3#
- 1...Rf6
- 2.f3#
- 1...Rg2
- 2.Sf3#
- 1...Rg3
- 2.fxg3#
- 1...Rg5
- 2.Sf3#
- 1...Rg6
- 2.Sf3#
- 1...Ba2
- 2.Qa1#
- 1...Sc4
- 2.Rxc4#
- 1...Se4
- 2.Rc4#
- 1...Sb5
- 2.Rc4#
- 1...Sf5
- 2.Rc4#
- 1...Sc8
- 2.Rc4#
- 1...Se8
- 2.Rc4#
- 1...Sxb7!
- 1...Rxg7+
- 1.Ba8?
- 1...Rxg7+
- 2.Qxg7#
- 1...Rxf2
- 2.Qxf2#
- 1...Rxf7
- 2.f3#
- 1...Rxg1
- 2.Sf3#
- 1...Rxh4
- 2.f3#
- 1...Bxc2
- 2.Qa1#
- 1...Sxf7
- 2.Rc4#
- 1...d1Q
- 2.Qxd1#
- 1...d1S
- 2.Qxd1#
- 1...d1B
- 2.Qxd1#
- 1...d1R
- 2.Qxd1#
- 1...Rf3
- 2.Sxf3#
- 1...Re4
- 2.Sf3#
- 1...Rf5
- 2.f3#
- 1...Rf6
- 2.f3#
- 1...Rg2
- 2.Sf3#
- 1...Rg3
- 2.fxg3#
- 1...Rg5
- 2.Sf3#
- 1...Rg6
- 2.Sf3#
- 1...Ba2
- 2.Qa1#
- 1...Sc4
- 2.Rxc4#
- 1...Se4
- 2.Rc4#
- 1...Sb5
- 2.Rc4#
- 1...Sf5
- 2.Rc4#
- 1...Sc8
- 2.Rc4#
- 1...Se8
- 2.Rc4#
- 1...Sb7!
- 1...Rxg7+
- 1.Rxd2+?
- 1...Bd3
- 2.Rxd3#
- 2.Qa1#
- 1...Kc3!
- 1...Bd3
- 1.Qg3?
- threat
- 2.Qc3#
- 2.Qd3#
- 2.Qe3#
- 1...Rxg7+
- 2.Qxg7#
- 1...Rxf2
- 2.Qxf2#
- 2.Qe5#
- 2.Qc3#
- 2.Qd3#
- 1...Bxc2
- 2.Qe3#
- 1...Rf3
- 2.Qe5#
- 1...Re4
- 2.Qxd6#
- 2.Qd3#
- 1...Se4
- 2.Qd3#
- 1...d1Q
- 2.Qc3#
- 2.Qe3#
- 1...d1S
- 2.Qd3#
- 1...d1R
- 2.Qc3#
- 2.Qe3#
- 1...Sc4
- 2.Rxc4#
- 2.Qc3#
- 2.Qd3#
- 1...Sb5
- 2.Rc4#
- 2.Qd3#
- 2.Qe3#
- 1...Sf5
- 2.Rc4#
- 2.Qc3#
- 2.Qd3#
- 1...Rxg3!
- threat
- 1.Bb7?
- Keys
- 1.Bc6!
- 1...Rxg7+
- 2.Qxg7#
- 1...Rxf2
- 2.Qxf2#
- 1...Rxf7
- 2.f3#
- 1...Rxg1
- 2.Sf3#
- 1...Rxh4
- 2.f3#
- 1...Bxc2
- 2.Qa1#
- 1...Sxf7
- 2.Rc4#
- 1...d1Q
- 2.Qxd1#
- 1...d1S
- 2.Qxd1#
- 1...d1B
- 2.Qxd1#
- 1...d1R
- 2.Qxd1#
- 1...Rf3
- 2.Sxf3#
- 1...Re4
- 2.Sf3#
- 1...Rf5
- 2.f3#
- 1...Rf6
- 2.f3#
- 1...Rg2
- 2.Sf3#
- 1...Rg3
- 2.fxg3#
- 1...Rg5
- 2.Sf3#
- 1...Rg6
- 2.Sf3#
- 1...Ba2
- 2.Qa1#
- 1...Sc4
- 2.Rxc4#
- 1...Se4
- 2.Rc4#
- 1...Sb5
- 2.Rc4#
- 1...Sf5
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...Sc8
- 2.Rc4#
- 1...Se8
- 2.Rc4#
- 1...Rxg7+
- 1.Bc6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 11
- REMOVED MATES = 0
- Sets
- R(d);OGATE,P_SPINR(d),XP(E)::QAB(A),XR(d)
- R(e);OGATE,P_SPINR(d)::QAB(A)+P(E),XR(e)
- R(e);CHECK,OGATE,P_SPINR(d),XP(K)::QAB(A),XR(e)
- B(a);OGATE::QAB(A)
- B(a);OGATE,XR(C)::QAB(A)
- S(f);N_GUARD::R1(C),XS(f)
- S(f);N_GUARD::R1(C)
- S(f);N_GUARD,XP(J)::R1(C)
- P(b);OGATEB::QAR(A),XQ(b)
- P(b);OGATEB::QAR(A),XS(b)
- P(b);OGATEB::QAR(A),XB(b)
- P(b);OGATEB::QAR(A),XR(b)
- Tries
- Try
- B(B);
- Vars
- R(e);CHECK,OGATE,P_SPINR(d),XP(K)::QAB(A),XR(e)
- R(d);OGATE,P_SPINR(d),XP(E)::QAB(A),XR(d)
- R(d);P_SPINR(e),XP(J)::QAB(A)+P(E)
- R(e);P_SPINR(d),XQ(A)::S(F)
- R(e);N_GUARD,N_PINP(K),XR(H)::QAB(A)+P(E)
- B(a);OGATE,XR(C)::QAB(A)
- S(f);N_GUARD,XP(J)::R1(C)
- P(b);OGATEB::QAR(A),XQ(b)
- P(b);OGATEB::QAR(A),XS(b)
- P(b);OGATEB::QAR(A),XB(b)
- P(b);OGATEB::QAR(A),XR(b)
- R(d);N_GUARD,P_SPINR(e)::S(F),XR(d)
- R(d);N_GUARD::S(F)
- R(d);P_SPINR(e)::QAB(A)+P(E)
- R(e);P_SPINR(d)::S(F)
- R(e);OGATE,P_SPINR(d)::QAB(A)+P(E),XR(e)
- B(a);OGATE::QAB(A)
- S(f);N_GUARD::R1(C),XS(f)
- S(f);N_GUARD::R1(C)
- Refutation
- S(f);XB(B)
- Try
- B(B);
- Vars
- R(e);CHECK,OGATE,P_SPINR(d),XP(K)::QAB(A),XR(e)
- R(d);OGATE,P_SPINR(d),XP(E)::QAB(A),XR(d)
- R(d);P_SPINR(e),XP(J)::QAB(A)+P(E)
- R(e);P_SPINR(d),XQ(A)::S(F)
- R(e);N_GUARD,N_PINP(K),XR(H)::QAB(A)+P(E)
- B(a);OGATE,XR(C)::QAB(A)
- S(f);N_GUARD,XP(J)::R1(C)
- P(b);OGATEB::QAR(A),XQ(b)
- P(b);OGATEB::QAR(A),XS(b)
- P(b);OGATEB::QAR(A),XB(b)
- P(b);OGATEB::QAR(A),XR(b)
- R(d);N_GUARD,P_SPINR(e)::S(F),XR(d)
- R(d);N_GUARD::S(F)
- R(d);P_SPINR(e)::QAB(A)+P(E)
- R(e);P_SPINR(d)::S(F)
- R(e);OGATE,P_SPINR(d)::QAB(A)+P(E),XR(e)
- B(a);OGATE::QAB(A)
- S(f);N_GUARD::R1(C),XS(f)
- S(f);N_GUARD::R1(C)
- Refutation
- S(f);
- Try
- R(C);CHECK,XP(b)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- R(e);CHECK,OGATE,P_SPINR(d),XP(K)::QAB(A),XR(e)
- B(a);XR(C)::QAB1(A)
- R(d);OGATE,P_SPINR(e)::QAB1(A)
- S(f);::QAR1(A)
- P(b);::QAR1(A)
- Refutation
- R(e);P_SPINR(d),XQ(A)
- Try
- Actual
- B(B);
- Vars
- R(e);CHECK,OGATE,P_SPINR(d),XP(K)::QAB(A),XR(e)
- R(d);OGATE,P_SPINR(d),XP(E)::QAB(A),XR(d)
- R(d);P_SPINR(e),XP(J)::QAB(A)+P(E)
- R(e);P_SPINR(d),XQ(A)::S(F)
- R(e);N_GUARD,N_PINP(K),XR(H)::QAB(A)+P(E)
- B(a);OGATE,XR(C)::QAB(A)
- S(f);N_GUARD,XP(J)::R1(C)
- P(b);OGATEB::QAR(A),XQ(b)
- P(b);OGATEB::QAR(A),XS(b)
- P(b);OGATEB::QAR(A),XB(b)
- P(b);OGATEB::QAR(A),XR(b)
- R(d);N_GUARD,P_SPINR(e)::S(F),XR(d)
- R(d);N_GUARD::S(F)
- R(d);P_SPINR(e)::QAB(A)+P(E)
- R(e);P_SPINR(d)::S(F)
- R(e);OGATE,P_SPINR(d)::QAB(A)+P(E),XR(e)
- B(a);OGATE::QAB(A)
- S(f);N_GUARD::R1(C),XS(f)
- S(f);N_GUARD::R1(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).