MESON Chess Problem Database
Problem Display
PID: 156060 (6Q1/3p1N2/2p1r2p/RrN4P/1p1kPp2/1P2qP2/1P3R2/5BBK w - - 0 1)
Branch, William Shelley
Cheltenham Chronicle, 0000
#2
13 + 9
| 15351 | SCPF/BCPS Black Books | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Qc1
- 2.Rd2#
- 1...Qd2
- 2.Rxd2#
- 1...Qxf2
- 2.Bxf2#
- 1...Qe1
- 2.Rd2#
- 1...Qe2
- 2.Rxe2#
- 1...Qxb3
- 2.Rd2#
- 1...Qc3
- 2.Rd2#
- 1...Qd3
- 2.Rd2#
- 1...Qxf3+
- 2.Rxf3#
- 1...Qxe4
- 2.Rd2#
- 1...Rxc5
- 2.Rd2#
- 1...Rb6
- 2.Rd2#
- 1...Rb7
- 2.Rd2#
- 1...Rb8
- 2.Rd2#
- 1...d5
- 2.Sxe6#
- 1...d6
- 2.Sxe6#
- 1...Qc1
- Tries
- 1.Rc2?
- threat
- 2.Rc4#
- 1...Qxg1+
- 2.Qxg1#
- 1...Rxc5
- 2.Rd2#
- 1...Qf2
- 2.Bxf2#
- 1...d5
- 2.Sxe6#
- 1...Rxe4!
- threat
- 1.Rxb5?
- threat
- 2.Rd2#
- 1...Qxf3+
- 2.Rxf3#
- 1...Qxf2
- 2.Bxf2#
- 1...Qd2
- 2.Rxd2#
- 1...Qe2
- 2.Rxe2#
- 1...cxb5!
- threat
- 1.Qg5?
- threat
- 2.Rd2#
- 1...Qxf3+
- 2.Rxf3#
- 1...Qxf2
- 2.Bxf2#
- 1...Qd2
- 2.Rxd2#
- 1...Qe2
- 2.Rxe2#
- 1...Re5
- 2.Qxe5#
- 1...d5
- 2.Sxe6#
- 1...hxg5!
- threat
- 1.Qf8?
- threat
- 2.Rd2#
- 1...Qxf3+
- 2.Rxf3#
- 1...Qxf2
- 2.Bxf2#
- 1...Qd2
- 2.Rxd2#
- 1...Qe2
- 2.Rxe2#
- 1...Rd6
- 2.Qxd6#
- 1...d6
- 2.Sxe6#
- 1...Re7!
- threat
- 1.Rc2?
- Keys
- 1.Qb8!
- 1...Qxf3+
- 2.Rxf3#
- 1...Kxc5
- 2.Qa7#
- 1...Qxf2
- 2.Bxf2#
- 1...Qxb3
- 2.Rd2#
- 1...Qxe4
- 2.Rd2#
- 1...Rxa5
- 2.Qxb4#
- 1...Rxc5
- 2.Rd2#
- 1...Rxb8
- 2.Rd2#
- 1...Rxe4
- 2.Qd6#
- 1...Qc1
- 2.Rd2#
- 1...Qd2
- 2.Rxd2#
- 1...Qe1
- 2.Rd2#
- 1...Qe2
- 2.Rxe2#
- 1...Qc3
- 2.Rd2#
- 1...Qd3
- 2.Rd2#
- 1...Rb6
- 2.Rd2#
- 1...Rb7
- 2.Rd2#
- 1...Re5
- 2.Qxe5#
- 1...Rd6
- 2.Qxd6#
- 1...Rf6
- 2.Qe5#
- 1...Rg6
- 2.Qe5#
- 1...Re7
- 2.Qd6#
- 1...Re8
- 2.Qd6#
- 1...d5
- 2.Sxe6#
- 1...d6
- 2.Sxe6#
- 1...Qxf3+
- 1.Qb8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 0
- Sets
- Q(a);::B(B)+R(E),DCHECK
- Q(a);::B(B)+R(E),DCHECK,XQ(a)
- Q(a);OGATE,P_SPINQ(a),XR(E)::B(B),XQ(a)
- Q(a);OGATEB::B(B)+R(E),XQ(a)
- Q(a);XP(F)::B(B)+R(E),DCHECK
- Q(a);::B(B)+R(E)
- Q(a);CHECK,OGATE,XP(G)::B(B)+R(E),XQ(a)
- Q(a);P_PINP(G),XP(H)::B(B)+R(E),DCHECK
- R(e);XS(J)::R(E)
- R(e);::R(E)
- P(i);N_GUARD::S(J),XR(g)
- Tries
- Try
- R(E);P_PINQ(a)
- Threat
- R1(E)
- Vars
- Q(a);CHECK,N_SPINQ(a),OGATE,XB(B)::QAB(M),XQ(a)
- R(e);XS(J)::R(E)
- Q(a);OGATEB::B(B),XQ(a)
- P(i);N_GUARD::S(J),XR(g)
- Refutation
- R(g);XP(H)
- Try
- R(I);XR(e)
- Threat
- R(E)
- Vars
- Q(a);CHECK,OGATE,XP(G)::B(B)+R(E),XQ(a)
- Q(a);OGATE,P_SPINQ(a),XR(E)::B(B),XQ(a)
- Q(a);::B(B)+R(E),DCHECK,XQ(a)
- Q(a);OGATEB::B(B)+R(E),XQ(a)
- Refutation
- P(f);XR(I)
- Try
- Q(M);
- Threat
- R(E)
- Vars
- Q(a);CHECK,OGATE,XP(G)::B(B)+R(E),XQ(a)
- Q(a);OGATE,P_SPINQ(a),XR(E)::B(B),XQ(a)
- Q(a);::B(B)+R(E),DCHECK,XQ(a)
- Q(a);OGATEB::B(B)+R(E),XQ(a)
- R(g);N_GUARD::QAB1(M),XR(g)
- P(i);N_GUARD::S(J),XR(g)
- Refutation
- P(h);XQ(M)
- Try
- Q(M);
- Threat
- R(E)
- Vars
- Q(a);CHECK,OGATE,XP(G)::B(B)+R(E),XQ(a)
- Q(a);OGATE,P_SPINQ(a),XR(E)::B(B),XQ(a)
- Q(a);::B(B)+R(E),DCHECK,XQ(a)
- Q(a);OGATEB::B(B)+R(E),XQ(a)
- R(g);N_GUARD::QAR2(M),XR(g)
- P(i);N_GUARD::S(J),XR(g)
- Refutation
- R(g);
- Try
- Actual
- Q(M);
- Vars
- Q(a);CHECK,OGATE,XP(G)::B(B)+R(E),XQ(a)
- K(c);OGATEB,P_SPINR(e),S_FLIGHT,XS(J)::QAB(M)
- Q(a);OGATE,P_SPINQ(a),XR(E)::B(B),XQ(a)
- Q(a);XP(F)::B(B)+R(E),DCHECK
- Q(a);P_PINP(G),XP(H)::B(B)+R(E),DCHECK
- R(e);OGATE,XR(I)::QAR2(M),XP(b)
- R(e);XS(J)::R(E)
- R(e);XQ(M)::R(E)
- R(g);N_GUARD,XP(H)::QAR2(M)
- Q(a);::B(B)+R(E),DCHECK
- Q(a);::B(B)+R(E),DCHECK,XQ(a)
- Q(a);OGATEB::B(B)+R(E),XQ(a)
- Q(a);::B(B)+R(E)
- R(e);::R(E)
- R(g);N_GUARD::QAB1(M),XR(g)
- R(g);N_GUARD::QAR2(M),XR(g)
- R(g);N_GUARD::QAB1(M)
- R(g);N_GUARD::QAR2(M)
- P(i);N_GUARD::S(J),XR(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).