MESON Chess Problem Database
Problem Display
PID: 54414 (2N5/1p6/1P2P1p1/3k2p1/P3R1B1/1N1P4/1Kb2P2/2RQ4 w - - 0 1)
Barrow, John Hugh
Western Morning News, 1928
#2
12 + 5
| 5257 | Chess Problems by J H Barrow | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Rc5#
- 1...Bxd1
- 2.Rc5#
- 1...Bxb3
- 2.Qxb3#
- 1...Bxd3
- 2.Qxd3#
- 1...Bb1
- Tries
- 1.Ka1?
- 1...Bxd1
- 2.Rc5#
- 1...Bxb3
- 2.Qxb3#
- 1...Bxd3
- 2.Qxd3#
- 1...Bb1
- 2.Rc5#
- 1...Kc6!
- 1...Bxd1
- 1.Ka3?
- 1...Bxd1
- 2.Rc5#
- 1...Bxb3
- 2.Qxb3#
- 1...Bxd3
- 2.Qxd3#
- 1...Bb1
- 2.Rc5#
- 1...Kc6!
- 1...Bxd1
- 1.Bf3?
- threat
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 1...Kc6
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Re5#
- 1...Bxd1
- 2.Rc5#
- 2.Re2#
- 1...Bxb3
- 2.Qxb3#
- 1...g4!
- threat
- 1.Re1?
- threat
- 2.Bf3#
- 2.Qf3#
- 1...Kc6
- 2.Bf3#
- 2.Qf3#
- 1...Bxd1
- 2.Rc5#
- 1...Bxd3
- 2.Bf3#
- 2.Rc5#
- 2.Qxd3#
- 1...Bxb3!
- threat
- 1.Re2?
- threat
- 2.Bf3#
- 2.Qh1#
- 1...Kc6
- 2.Bf3#
- 2.Qh1#
- 1...Bxd1
- 2.Bf3#
- 2.Rc5#
- 1...Bxd3
- 2.Bf3#
- 2.Rc5#
- 2.Qxd3#
- 1...Bxb3!
- threat
- 1.Re3?
- threat
- 2.Bf3#
- 2.Qf3#
- 2.Qh1#
- 1...Kc6
- 2.Bf3#
- 2.Qf3#
- 2.Qh1#
- 1...Bxd1
- 2.Rc5#
- 1...Bxd3
- 2.Bf3#
- 2.Rc5#
- 2.Qxd3#
- 1...Bxb3!
- threat
- 1.Rd4+?
- 1...Kc6
- 2.Bf3#
- 2.Rxc2#
- 2.Rd6#
- 2.Qxc2#
- 2.Qf3#
- 2.Qh1#
- 1...Ke5!
- 1...Kc6
- 1.Re5+?
- 1...Kc6
- 2.Sd4#
- 2.Sa5#
- 2.Bf3#
- 2.Rxc2#
- 2.Rc5#
- 2.Qxc2#
- 2.Qf3#
- 2.Qh1#
- 1...Kxe5!
- 1...Kc6
- 1.Qf3?
- threat
- 2.Ree1#
- 2.Re2#
- 2.Re3#
- 1...Kc6
- 2.Ree1#
- 2.Re2#
- 2.Re3#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Rf4#
- 2.Re5#
- 1...Bxd3
- 2.Rc5#
- 2.Qxd3#
- 1...Bd1
- 2.Rc5#
- 2.Re2#
- 1...Bxb3!
- threat
- 1.Qe1?
- 1...Bxb3
- 2.Qa5#
- 1...Bxd3
- 2.Rc5#
- 2.Rd4#
- 2.Re5#
- 1...Bb1
- 2.Rc5#
- 2.Rd4#
- 2.Re5#
- 2.Qa5#
- 1...Bd1
- 2.Rc5#
- 2.Rd4#
- 2.Re5#
- 2.Qa5#
- 1...Kc6!
- 1...Bxb3
- 1.Qh1?
- threat
- 2.Ree1#
- 2.Re2#
- 2.Re3#
- 1...Kc6
- 2.Ree1#
- 2.Re2#
- 2.Re3#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Rf4#
- 2.Re5#
- 1...Bxd3
- 2.Rc5#
- 1...Bd1
- 2.Rc5#
- 2.Re2#
- 1...Bxb3!
- threat
- 1.Qd2?
- 1...Bxb3
- 2.Qa5#
- 2.Qxg5#
- 1...Bxd3
- 2.Qxd3#
- 1...Bb1
- 2.Rc5#
- 2.Qa5#
- 2.Qxg5#
- 1...Bd1
- 2.Rc5#
- 2.Qa5#
- 2.Qxg5#
- 1...Kc6!
- 1...Bxb3
- 1.f3?
- 1...Bxd1
- 2.Rc5#
- 1...Bxb3
- 2.Qxb3#
- 1...Bxd3
- 2.Rc5#
- 2.Qxd3#
- 1...Bb1
- 2.Rc5#
- 1...Kc6!
- 1...Bxd1
- 1.a5?
- 1...Bxd1
- 2.Rc5#
- 1...Bxb3
- 2.Qxb3#
- 1...Bxd3
- 2.Qxd3#
- 1...Bb1
- 2.Rc5#
- 1...Kc6!
- 1...Bxd1
- 1.e7?
- 1...Bxd1
- 2.Be6#
- 2.Rc5#
- 1...Bxb3
- 2.Be6#
- 2.Qxb3#
- 1...Bxd3
- 2.Qxd3#
- 1...Bb1
- 2.Be6#
- 2.Rc5#
- 1...Kc6!
- 1...Bxd1
- 1.Ka1?
- Keys
- 1.d4!
- 1...Kc4
- 2.d5#
- 1...Kxe4
- 2.Qf3#
- 1...Kc6
- 2.d5#
- 1...Bxd1
- 2.Re5#
- 1...Bxb3
- 2.Re5#
- 1...Bxe4
- 2.Rc5#
- 1...Bb1
- 2.Re5#
- 1...Bd3
- 2.Re5#
- 1...Kc4
- 1.d4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 4
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- B(a);OGATE::R1(A)
- B(a);OGATE,XQ(B)::R1(A)
- B(a);OGATE,XS(E)::QAB(B),XB(a)
- B(a);OGATE,P_SPINB(a),XP(F)::QAR2(B),XB(a)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- B(a);OGATE,XQ(B)::R1(A)
- B(a);OGATE,XS(E)::QAB(B),XB(a)
- B(a);OGATE,P_SPINB(a),XP(F)::QAR2(B),XB(a)
- B(a);OGATE::R1(A)
- Refutation
- K(b);P_SPINB(a),S_FLIGHT
- Try
- K(C);S_FLIGHT
- Vars
- B(a);OGATE,XQ(B)::R1(A)
- B(a);OGATE,XS(E)::QAB(B),XB(a)
- B(a);OGATE,P_SPINB(a),XP(F)::QAR2(B),XB(a)
- B(a);OGATE::R1(A)
- Refutation
- K(b);P_SPINB(a),S_FLIGHT
- Try
- B(I);
- Threat
- DUALS(3)
- Vars
- B(a);OGATE,XS(E)::QAB(B),XB(a)
- Refutation
- P(c);
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- B(a);OGATE,XQ(B)::R1(A)
- Refutation
- B(a);XS(E)
- Try
- R(H);
- Threat
- DUALS(2)
- Refutation
- B(a);XS(E)
- Try
- R(H);
- Threat
- DUALS(3)
- Vars
- B(a);OGATE,XQ(B)::R1(A)
- Refutation
- B(a);XS(E)
- Try
- R(H);CHECK
- Refutation
- K(b);P-FLIGHT
- Try
- R(H);CHECK
- Refutation
- K(b);P-FLIGHT,XR(H)
- Try
- Q(B);
- Threat
- DUALS(3)
- Refutation
- B(a);XS(E)
- Try
- Q(B);
- Vars
- B(a);XS(E)::QAR(B)
- Refutation
- K(b);P_SPINB(a),S_FLIGHT
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- B(a);OGATE,XP(F)::R1(A)
- Refutation
- B(a);XS(E)
- Try
- Q(B);
- Vars
- B(a);OGATE,P_SPINB(a),XP(F)::QAR2(B),XB(a)
- Refutation
- K(b);P_SPINB(a),S_FLIGHT
- Try
- P(D);
- Vars
- B(a);OGATE,XQ(B)::R1(A)
- B(a);OGATE,XS(E)::QAB(B),XB(a)
- B(a);OGATE::R1(A)
- Refutation
- K(b);P_SPINB(a),S_FLIGHT
- Try
- P(G);
- Vars
- B(a);OGATE,XQ(B)::R1(A)
- B(a);OGATE,XS(E)::QAB(B),XB(a)
- B(a);OGATE,P_SPINB(a),XP(F)::QAR2(B),XB(a)
- B(a);OGATE::R1(A)
- Refutation
- K(b);P_SPINB(a),S_FLIGHT
- Try
- P(K);
- Vars
- B(a);OGATE,P_SPINB(a),XP(F)::QAR2(B),XB(a)
- Refutation
- K(b);P_SPINB(a),S_FLIGHT
- Try
- Actual
- P(F);
- Vars
- K(b);OGATE,P_SPINB(a),S_FLIGHT::R(H)+P(F)
- K(b);OGATEB,S_FLIGHT,XR(H)::QAB1(B)
- K(b);OGATE,P_SPINB(a),S_FLIGHT::P(F)
- B(a);XQ(B)::R1(H)
- B(a);XS(E)::R1(H)
- B(a);OGATE,SBLOCK,XR(H)::R1(A)
- B(a);::R1(H)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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