MESON Chess Problem Database
Problem Display
PID: 60190 (1nK3b1/2p5/p1P1R1Q1/1PPk1PRp/N1p3p1/2PnpqB1/3rp3/7B w - - 0 1)
Bunting, Joe
1st HM., Brisbane Courier, 1932
#2
12 + 13
SOLUTION
- SOUND
- Sets
- 1...Qg2
- 2.Bxg2#
- 1...Qe4
- 2.Bxe4#
- 1...Bxe6+
- 2.Qxe6#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 1...Sxc5
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Qg2
- Tries
- 1.Rxg4?
- threat
- 2.Bxf3#
- 2.Rd4#
- 1...Bxe6+
- 2.Qxe6#
- 1...Qxh1
- 2.Rd4#
- 1...Sxc5
- 2.Re5#
- 1...Sxc6
- 2.Bxf3#
- 1...e1S
- 2.Rd4#
- 1...Qg2
- 2.Bxg2#
- 2.Rd4#
- 1...Qe4
- 2.Bxe4#
- 1...Sc1
- 2.Bxf3#
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Bxf3#
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Bxf3#
- 2.Re5#
- 1...Sf4
- 2.Bxf3#
- 1...Se5
- 2.Rxe5#
- 1...hxg4!
- threat
- 1.Rxe3?
- threat
- 2.Qxg8#
- 1...Be6+
- 2.Qxe6#
- 1...Sxc5
- 2.Re5#
- 2.f6#
- 1...Bf7
- 2.Qxf7#
- 1...Bh7
- 2.Qf7#
- 2.Qe6#
- 1...Sf4
- 2.f6#
- 1...Se5
- 2.Rxe5#
- 1...axb5!
- threat
- 1.Rd6+?
- 1...Ke4
- 2.Rd4#
- 2.f6#
- 1...cxd6!
- 1...Ke4
- 1.Re7?
- threat
- 2.Qxg8#
- 1...Be6+
- 2.Qxe6#
- 1...Sxc5
- 2.Re5#
- 2.f6#
- 1...Se5
- 2.Rxe5#
- 1...Bf7
- 2.Qxf7#
- 1...Bh7
- 2.Qf7#
- 2.Qe6#
- 1...Sf4
- 2.f6#
- 1...axb5!
- threat
- 1.Re8?
- threat
- 2.Qxg8#
- 1...Be6+
- 2.Qxe6#
- 1...Sxc5
- 2.Re5#
- 2.f6#
- 1...Se5
- 2.Rxe5#
- 1...Bf7
- 2.Qxf7#
- 1...Bh7
- 2.Qf7#
- 2.Qe6#
- 1...Sf4
- 2.f6#
- 1...axb5!
- threat
- 1.Qf6?
- threat
- 2.Qd4#
- 1...Bxe6+
- 2.Qxe6#
- 1...Sxc5
- 2.Re5#
- 2.Qe5#
- 1...Se5
- 2.Rxe5#
- 2.Qxe5#
- 1...Sc1
- 2.Re5#
- 2.Qe5#
- 1...Se1
- 2.Re5#
- 2.Qe5#
- 1...Sb2
- 2.Re5#
- 2.Qe5#
- 1...Sf2
- 2.Re5#
- 2.Qe5#
- 1...Sb4
- 2.Re5#
- 2.Qe5#
- 1...Sf4
- 2.Re5#
- 2.Qe5#
- 1...Sxc6!
- threat
- 1.Qg7?
- threat
- 2.Qd4#
- 1...Sxc5
- 2.Qe5#
- 1...Sxc6
- 2.Qd7#
- 1...Se5
- 2.Rxe5#
- 2.Qxe5#
- 1...Sc1
- 2.Re5#
- 2.Qe5#
- 1...Se1
- 2.Re5#
- 2.Qe5#
- 1...Sb2
- 2.Re5#
- 2.Qe5#
- 1...Sf2
- 2.Re5#
- 2.Qe5#
- 1...Sb4
- 2.Re5#
- 2.Qe5#
- 1...Sf4
- 2.Re5#
- 2.Qe5#
- 1...Bxe6+!
- threat
- 1.Qxg8?
- threat
- 2.Rxe3#
- 2.Re5#
- 2.Re7#
- 2.Re8#
- 1...Sxc5
- 2.f6#
- 1...Se5
- 2.Rxe5#
- 1...Qe4
- 2.Bxe4#
- 2.Rxe4#
- 2.Re5#
- 2.Rd6#
- 2.Rf6#
- 2.Reg6#
- 2.Rh6#
- 2.Re7#
- 2.Re8#
- 1...Sf4
- 2.f6#
- 1...axb5!
- threat
- 1.f6+?
- 1...Se5
- 2.Rgxe5#
- 2.Rexe5#
- 1...Kxe6!
- 1...Se5
- 1.Rxg4?
- Keys
- 1.Re4!
- threat
- 2.Rd4#
- 1...Qxf5+
- 2.Re6#
- 1...Be6+
- 2.Qxe6#
- 1...Kxe4
- 2.f6#
- 1...Qxe4
- 2.Qxg8#
- 1...Qxg3
- 2.Qxg8#
- 1...Sxc5
- 2.Re5#
- 1...Sxc6
- 2.Qxc6#
- 1...Qf4
- 2.Qxg8#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 1...Sf4
- 2.f6#
- 1...Se5
- 2.Rxe5#
- threat
- 1.Re4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- Q(e);OGATEB::B(A),XQ(e)
- Q(e);OGATE::B(A),XQ(e)
- B(m);CHECK,OGATE,XR(J)::QAB1(K),XB(m)
- S(c);N_GUARD::R1(J)
- S(c);N_GUARD,XP(F)::R1(J)
- S(c);N_GUARD::R1(J),XS(c)
- Tries
- Try
- R(H);XP(g)
- Threat
- DUALS(2)
- Vars
- B(m);CHECK,OGATE,XR(J)::QAB1(K),XB(m)
- Q(e);N_SPINQ(e),XB(A)::R1(H)
- S(c);N_GUARD,XP(F)::R1(J)
- S(l);XP(I)::B(A),XQ(e)
- P(b);::R1(H)
- Q(e);OGATE::B(A),XQ(e)
- S(c);N_GUARD::R1(J)
- S(c);::B(A),XQ(e)
- S(c);N_GUARD::R1(J),XS(c)
- Refutation
- P(i);XR(H)
- Try
- R(J);XP(d)
- Threat
- QAB(K),XB(m)
- Vars
- B(m);CHECK,N_GUARD::QAB1(K),XB(m)
- B(m);N_GUARD::QAB(K),XB(m)
- S(c);N_GUARD::R(H)+P(G)
- S(c);N_GUARD::R1(J),XS(c)
- Refutation
- P(j);XP(E)
- Try
- R(J);CHECK
- Refutation
- P(k);XR(J)
- Try
- R(J);
- Threat
- QAB(K),XB(m)
- Vars
- B(m);CHECK,N_GUARD::QAB1(K),XB(m)
- S(c);N_GUARD::R1(J),XS(c)
- B(m);N_GUARD::QAB(K),XB(m)
- S(c);N_GUARD::R(H)+P(G)
- Refutation
- P(j);XP(E)
- Try
- R(J);
- Threat
- QAB(K),XB(m)
- Vars
- B(m);CHECK,N_GUARD::QAB1(K),XB(m)
- S(c);N_GUARD::R1(J),XS(c)
- B(m);N_GUARD::QAB(K),XB(m)
- S(c);N_GUARD::R(H)+P(G)
- Refutation
- P(j);XP(E)
- Try
- Q(K);
- Threat
- QAR1(K)
- Vars
- B(m);CHECK,OGATE,XR(J)::QAB1(K),XB(m)
- Refutation
- S(l);XP(I)
- Try
- Q(K);
- Threat
- QAR1(K)
- Vars
- S(c);N_GUARD,XP(F)::QAR1(K)
- S(l);N_GUARD,XP(I)::QAR2(K)
- Refutation
- B(m);CHECK,XR(J)
- Try
- Q(K);XB(m)
- Threat
- DUALS(4)
- Vars
- S(c);N_GUARD,XP(F)::R(H)+P(G)
- S(c);::QAB(K)+R(J),DCHECK,XS(c)
- S(c);N_GUARD::R(H)+P(G)
- Refutation
- P(j);XP(E)
- Try
- P(G);CHECK
- Refutation
- K(h);N_SPINQ(e),S_FLIGHT,XR(J)
- Try
- Actual
- R(J);N_PINQ(e)
- Threat
- R1(J)
- Vars
- Q(e);CHECK,OGATEB,P_SPINQ(e),XP(G)::B(A)+R(J)
- B(m);CHECK,N_GUARD::QAB1(K),XB(m)
- K(h);P_SPINQ(e),S_FLIGHT,XR(J)::QAB(K)+P(G)
- Q(e);P_SPINQ(e),XR(J)::QAB(K),XB(m)
- Q(e);XB(C)::QAB(K),XB(m)
- S(c);N_GUARD,XP(F)::R1(J)
- S(l);OGATE,XP(I)::QAB1(K),XS(l)
- Q(e);::QAB(K),XB(m)
- S(c);N_GUARD::R1(J)
- S(c);N_GUARD,S_CUTQ(e)::R(H)+P(G)
- S(c);N_GUARD::R1(J),XS(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).