MESON Chess Problem Database
Problem Display
PID: 234257 (4B3/1R2P1p1/3P1kN1/2N5/3n2PP/2r3QK/5P2/B4R2 w - - 0 1)
Kipping, Cyril Stanley
Chess World (The), 1949
#2
13 + 4
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Bxd4#
- 2.Qf4#
- 2.Qe5#
- 2.Qf3#
- 1...Rc2
- 2.Bxd4#
- 2.Qf4#
- 2.Qe5#
- 2.Qf3#
- 1...Ra3
- 2.Bxd4#
- 1...Rb3
- 2.Bxd4#
- 1...Re3
- 2.fxe3#
- 1...Rf3
- 2.Bxd4#
- 2.Qxf3#
- 1...Rxg3+
- 2.fxg3#
- 1...Rc4
- 2.Qf4#
- 2.Qe5#
- 2.Qf3#
- 1...Sc2
- 2.Qf3#
- 1...Sb3
- 2.Qf3#
- 1...Sf3
- 2.Qf4#
- 2.Qxf3#
- 1...Sb5
- 2.Qf3#
- 1...Sf5
- 2.g5#
- 1...Sc6
- 2.Qf3#
- 1...Se6
- 2.Se4#
- 2.Sd7#
- 1...Rc1
- Tries
- 1.Kg2?
- threat
- 2.Qe5#
- 1...Rxg3+
- 2.fxg3#
- 1...Re3
- 2.Qf4#
- 2.fxe3#
- 1...Sf3
- 2.Qf4#
- 2.Qxf3#
- 1...Sc6
- 2.Qf4#
- 2.Qf3#
- 1...Rxc5!
- threat
- 1.Kh2?
- threat
- 2.Qe5#
- 1...Sf3+
- 2.Qxf3#
- 1...Rxg3
- 2.Bxd4#
- 2.fxg3#
- 1...Re3
- 2.Qf4#
- 2.fxe3#
- 1...Sc6
- 2.Qf4#
- 2.Qf3#
- 1...Rxc5!
- threat
- 1.Bf7?
- threat
- 2.e8S#
- 1...Rxg3+
- 2.fxg3#
- 1...Re3
- 2.fxe3#
- 1...Kxf7!
- threat
- 1.Rb6?
- 1...Rxg3+
- 2.fxg3#
- 1...Rd3
- 2.d7#
- 1...Rc1
- 2.Bxd4#
- 2.Qf4#
- 2.Qe5#
- 2.Qf3#
- 2.d7#
- 1...Rc2
- 2.Bxd4#
- 2.Qf4#
- 2.Qe5#
- 2.Qf3#
- 2.d7#
- 1...Ra3
- 2.Bxd4#
- 2.d7#
- 1...Rb3
- 2.Bxd4#
- 1...Re3
- 2.fxe3#
- 1...Rf3
- 2.Bxd4#
- 2.Qxf3#
- 2.d7#
- 1...Rc4
- 2.Qf4#
- 2.Qe5#
- 2.Qf3#
- 2.d7#
- 1...Sc2
- 2.Qf3#
- 2.d7#
- 1...Se2
- 2.d7#
- 1...Sb3
- 2.Qf3#
- 2.d7#
- 1...Sf3
- 2.Qf4#
- 2.Qxf3#
- 2.d7#
- 1...Sb5
- 2.Qf3#
- 1...Sf5
- 2.g5#
- 1...Sc6
- 2.Qf3#
- 1...Se6
- 2.Se4#
- 2.Sd7#
- 1...Rxc5!
- 1...Rxg3+
- 1.Qe3?
- threat
- 2.Sd7#
- 1...Rxe3+
- 2.fxe3#
- 1...Rxc5!
- threat
- 1.f3?
- threat
- 2.Qe5#
- 1...Rxf3
- 2.Bxd4#
- 2.Rxf3#
- 2.Qxf3#
- 1...Re3
- 2.Qf4#
- 1...Sc6
- 2.Qf4#
- 1...Rxc5!
- threat
- 1.Kg2?
- Keys
- 1.d7!
- 1...Rxg3+
- 2.fxg3#
- 1...Rxc5
- 2.Qd6#
- 1...Rd3
- 2.Rb6#
- 1...Rc1
- 2.Bxd4#
- 2.Rb6#
- 2.Qf4#
- 2.Qe5#
- 2.Qd6#
- 2.Qf3#
- 1...Rc2
- 2.Bxd4#
- 2.Rb6#
- 2.Qf4#
- 2.Qe5#
- 2.Qd6#
- 2.Qf3#
- 1...Ra3
- 2.Bxd4#
- 2.Rb6#
- 1...Rb3
- 2.Bxd4#
- 1...Re3
- 2.fxe3#
- 1...Rf3
- 2.Bxd4#
- 2.Rb6#
- 2.Qxf3#
- 1...Rc4
- 2.Rb6#
- 2.Qf4#
- 2.Qe5#
- 2.Qd6#
- 2.Qf3#
- 1...Sc2
- 2.Rb6#
- 2.Qf3#
- 1...Se2
- 2.Rb6#
- 1...Sb3
- 2.Rb6#
- 2.Qf3#
- 1...Sf3
- 2.Rb6#
- 2.Qf4#
- 2.Qd6#
- 2.Qxf3#
- 1...Sb5
- 2.Qf3#
- 1...Sf5
- 2.g5#
- 1...Sc6
- 2.Qf3#
- 1...Se6
- 2.Se4#
- 1...Rxg3+
- 1.d7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 3
- Sets
- R(a);OGATE,P_SPINS(b)::B(A),XS(b)
- R(a);OGATE,P_SPINS(b)::R(B)+P(C),XR(a)
- R(a);CHECK,OGATE,P_SPINS(b),XQ(D)::R(B)+P(C),XR(a)
- S(b);N_GUARD,P_SPINR(a)::QAR(D)
- S(b);P_SPINR(a),SBLOCK::P(F)
- Tries
- Try
- K(E);N_SPINQ(D),S_FLIGHT
- Threat
- QAB1(D)
- Vars
- R(a);CHECK,OGATE,P_SPINS(b),XQ(D)::R(B)+P(C),XR(a)
- Refutation
- R(a);P_SPINS(b),XS(H)
- Try
- K(E);N_SPINQ(D),P-FLIGHT
- Threat
- QAB1(D)
- Vars
- S(b);CHECK,N_GUARD,P_SPINR(a)::QAR(D),XS(b)
- Refutation
- R(a);P_SPINS(b),XS(H)
- Try
- B(M);
- Threat
- P=S
- Vars
- R(a);CHECK,OGATE,P_SPINS(b),XQ(D)::R(B)+P(C),XR(a)
- R(a);OGATE,P_SPINS(b)::R(B)+P(C),XR(a)
- Refutation
- K(c);P-FLIGHT,XB(M)
- Try
- R(K);
- Vars
- R(a);CHECK,OGATE,P_SPINS(b),XQ(D)::R(B)+P(C),XR(a)
- R(a);P_SPINS(b)::R(K)+P(I)
- R(a);OGATE,P_SPINS(b)::B(A),XS(b)
- R(a);OGATE,P_SPINS(b)::R(B)+P(C),XR(a)
- S(b);N_GUARD,P_SPINR(a)::R(K)+P(I)
- S(b);N_GUARD,P_SPINR(a)::QAR(D)
- S(b);P_SPINR(a),SBLOCK::P(F)
- Refutation
- R(a);N_PINQ(D),P_SPINS(b),XS(H)
- Try
- Q(D);
- Threat
- S(H)
- Vars
- R(a);CHECK,OGATE,P_SPINS(b),XQ(D)::R(B)+P(C),XR(a)
- Refutation
- R(a);N_PINQ(D),P_SPINS(b),XS(H)
- Try
- P(C);N_SPINQ(D)
- Threat
- QAB1(D)
- Vars
- R(a);P_SPINS(b)::QAR2(D)
- S(b);N_GUARD,P_SPINR(a)::QAR2(D)
- Refutation
- R(a);P_SPINS(b),XS(H)
- Try
- Actual
- P(I);
- Vars
- R(a);CHECK,OGATE,P_SPINS(b),XQ(D)::R(B)+P(C),XR(a)
- R(a);N_PINQ(D),P_SPINS(b),XS(H)::QAR2(D)
- R(a);P_SPINS(b)::R(K)
- R(a);OGATE,P_SPINS(b)::B(A),XS(b)
- R(a);OGATE,P_SPINS(b)::R(B)+P(C),XR(a)
- S(b);N_GUARD,P_SPINR(a)::R(K)
- S(b);N_GUARD,P_SPINR(a)::QAR(D)
- S(b);P_SPINR(a),SBLOCK::P(F)
- S(b);P_SPINR(a),SBLOCK::S(H)
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).