MESON Chess Problem Database
Problem Display
PID: 77078 (8/pN2B3/p1n5/8/k1Pn4/2p5/KRb5/R2BQ3 w - - 0 1)
Candy, WE
The Tablet, 1948
(First published on Sat Oct 2 1948)
#2
8 + 7
| 15239 | Valois Notebooks | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Bxd1
- 2.Kb1#
- 1...Bb3+
- 2.Kb1#
- 1...Se2
- 2.Bxc2#
- 1...Sf3
- 2.Bxc2#
- 1...Sb5
- 2.Bxc2#
- 1...Sf5
- 2.Bxc2#
- 1...Se6
- 2.Bxc2#
- 1...Sb4+
- 2.Rxb4#
- 1...Sa5
- 2.Sc5#
- 2.Rb4#
- 1...Se5
- 2.Rb4#
- 1...Sb8
- 2.Rb4#
- 1...Sd8
- 2.Rb4#
- 1...cxb2
- 2.Kxb2#
- 2.Sc5#
- 1...a5
- 2.Sc5#
- 1...Bxd1
- Tries
- 1.Bxc2+?
- 1...Sb3
- 2.Kb1#
- 2.Bxb3#
- 1...Sxc2!
- 1...Sb3
- 1.Bd6?
- 1...Bb3+
- 2.Kb1#
- 1...Sb4+
- 2.Rxb4#
- 1...Bxd1
- 2.Kb1#
- 1...cxb2
- 2.Kxb2#
- 2.Sc5#
- 1...Se2
- 2.Bxc2#
- 1...Sf3
- 2.Bxc2#
- 1...Sb5
- 2.Bxc2#
- 1...Sf5
- 2.Bxc2#
- 1...Se6
- 2.Bxc2#
- 1...Sa5
- 2.Sc5#
- 2.Rb4#
- 1...Se5
- 2.Rb4#
- 1...Se7
- 2.Rb4#
- 1...Sb8
- 2.Rb4#
- 1...Sd8
- 2.Rb4#
- 1...a5
- 2.Sc5#
- 1...Sb3!
- 1...Bb3+
- 1.Qxc3?
- threat
- 2.Sc5#
- 2.Qa3#
- 1...Bb3+
- 2.Kb1#
- 1...Sb4+
- 2.Rxb4#
- 2.Qxb4#
- 1...Sb5
- 2.Sc5#
- 2.Bxc2#
- 2.Qxc2#
- 1...Se6
- 2.Bxc2#
- 2.Qxc2#
- 2.Qa3#
- 1...Sb3!
- threat
- 1.Qh1?
- 1...Bb3+
- 2.Kb1#
- 1...Sb4+
- 2.Rxb4#
- 1...Bxd1
- 2.Kb1#
- 1...cxb2
- 2.Kxb2#
- 1...Sb3
- 2.Qxc6#
- 1...Se2
- 2.Bxc2#
- 2.Qxc6#
- 1...Sf3
- 2.Bxc2#
- 1...Sb5
- 2.Bxc2#
- 1...Sf5
- 2.Bxc2#
- 2.Qxc6#
- 1...Se6
- 2.Bxc2#
- 2.Qxc6#
- 1...Sa5
- 2.Sc5#
- 2.Rb4#
- 1...Se5
- 2.Rb4#
- 1...Sb8
- 2.Rb4#
- 1...Sd8
- 2.Rb4#
- 1...a5
- 2.Sc5#
- 1...Sxe7!
- 1...Bb3+
- 1.Qe4?
- 1...Bb3+
- 2.Kb1#
- 1...Sb4+
- 2.Rxb4#
- 1...Bxd1
- 2.Kb1#
- 1...cxb2
- 2.Kxb2#
- 1...Sb3
- 2.Qxc6#
- 1...Se2
- 2.Bxc2#
- 2.Qxc2#
- 2.Qxc6#
- 1...Sf3
- 2.Bxc2#
- 2.Qxc2#
- 2.Qxc6#
- 1...Sb5
- 2.Bxc2#
- 2.Qxc2#
- 1...Sf5
- 2.Bxc2#
- 2.Qxc2#
- 2.Qxc6#
- 1...Se6
- 2.Bxc2#
- 2.Qxc2#
- 2.Qxc6#
- 1...Sa5
- 2.Sc5#
- 2.Rb4#
- 1...Se5
- 2.Rb4#
- 1...Sb8
- 2.Rb4#
- 1...Sd8
- 2.Rb4#
- 1...a5
- 2.Sc5#
- 1...Sxe7!
- 1...Bb3+
- 1.Qe5?
- 1...Bb3+
- 2.Kb1#
- 1...Sb4+
- 2.Rxb4#
- 1...Bxd1
- 2.Kb1#
- 1...Sxe5
- 2.Rb4#
- 1...Sxe7
- 2.Qa5#
- 1...cxb2
- 2.Kxb2#
- 1...Se2
- 2.Bxc2#
- 1...Sf3
- 2.Bxc2#
- 1...Sb5
- 2.Bxc2#
- 1...Sf5
- 2.Bxc2#
- 1...Se6
- 2.Bxc2#
- 1...Sa5
- 2.Sc5#
- 2.Rb4#
- 2.Qxa5#
- 1...Sb8
- 2.Rb4#
- 2.Qa5#
- 1...Sd8
- 2.Rb4#
- 2.Qa5#
- 1...a5
- 2.Sc5#
- 1...Sb3!
- 1...Bb3+
- 1.Bxc2+?
- Keys
- 1.Qe6!
- 1...Bb3+
- 2.Kb1#
- 1...Sb4+
- 2.Rxb4#
- 1...Bxd1
- 2.Kb1#
- 1...Sxe6
- 2.Bxc2#
- 1...Sxe7
- 2.Qxa6#
- 1...cxb2
- 2.Kxb2#
- 1...Sb3
- 2.Qxc6#
- 1...Se2
- 2.Bxc2#
- 2.Qxc6#
- 1...Sf3
- 2.Bxc2#
- 2.Qxc6#
- 1...Sb5
- 2.Bxc2#
- 1...Sf5
- 2.Bxc2#
- 2.Qxc6#
- 1...Sa5
- 2.Sc5#
- 2.Rb4#
- 1...Se5
- 2.Rb4#
- 2.Qxa6#
- 1...Sb8
- 2.Rb4#
- 1...Sd8
- 2.Rb4#
- 2.Qxa6#
- 1...a5
- 2.Sc5#
- 1...Bb3+
- 1.Qe6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- B(a);N_SPINB(a),XB(B)::R(A)+K(D)
- B(a);CHECK::R(A)+K(D)
- S(d);N_GUARD::B(B),XB(a)
- S(f);CHECK,N_GUARD::R1(E),XS(f)
- S(f);N_GUARD::R1(E)
- P(e);SBLOCK::S(G)
- Tries
- Try
- B(B);CHECK,XB(a)
- Refutation
- S(d);XB(B)
- Try
- B(H);
- Vars
- B(a);CHECK::R(A)+K(D)
- S(f);CHECK,N_GUARD::R1(E),XS(f)
- B(a);N_SPINB(a),XB(B)::R(A)+K(D)
- S(d);N_GUARD::B(B),XB(a)
- S(f);N_GUARD::R1(E)
- P(e);SBLOCK::S(G)
- Refutation
- S(d);N_SPINB(a)
- Try
- Q(C);XP(b)
- Threat
- DUALS(2)
- Vars
- B(a);CHECK::R(A)+K(D)
- Refutation
- S(d);N_SPINB(a)
- Try
- Q(C);
- Vars
- B(a);CHECK::R(A)+K(D)
- S(f);CHECK,N_GUARD::R1(E),XS(f)
- B(a);N_SPINB(a),XB(B)::R(A)+K(D)
- P(b);XR(E)::R(A)+K(D),XP(b)
- S(d);N_GUARD,N_SPINB(a)::QAB(C),XS(f)
- S(d);N_GUARD::B(B),XB(a)
- S(f);N_GUARD::R1(E)
- P(e);SBLOCK::S(G)
- Refutation
- S(f);XB(H)
- Try
- Q(C);
- Vars
- B(a);CHECK::R(A)+K(D)
- S(f);CHECK,N_GUARD::R1(E),XS(f)
- B(a);N_SPINB(a),XB(B)::R(A)+K(D)
- P(b);XR(E)::R(A)+K(D),XP(b)
- S(d);N_GUARD,N_SPINB(a)::QAB(C),XS(f)
- S(f);N_GUARD::R1(E)
- P(e);SBLOCK::S(G)
- Refutation
- S(f);XB(H)
- Try
- Q(C);
- Vars
- B(a);CHECK::R(A)+K(D)
- S(f);CHECK,N_GUARD::R1(E),XS(f)
- B(a);N_SPINB(a),XB(B)::R(A)+K(D)
- S(f);N_GUARD,XQ(C)::R1(E)
- S(f);N_GUARD,XB(H)::QAR1(C)
- P(b);XR(E)::R(A)+K(D),XP(b)
- S(d);N_GUARD::B(B),XB(a)
- P(e);SBLOCK::S(G)
- Refutation
- S(d);N_SPINB(a)
- Try
- Actual
- Q(C);
- Vars
- B(a);CHECK::R(A)+K(D)
- S(f);CHECK,N_GUARD::R1(E),XS(f)
- B(a);N_SPINB(a),XB(B)::R(A)+K(D)
- S(d);N_GUARD,XQ(C)::B(B),XB(a)
- S(f);OGATE,XB(H)::QAR2(C),XP(e)
- P(b);XR(E)::R(A)+K(D),XP(b)
- S(d);N_GUARD,N_SPINB(a)::QAB(C),XS(f)
- S(d);N_GUARD::B(B),XB(a)
- S(f);N_GUARD::R1(E)
- P(e);SBLOCK::S(G)
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).