MESON Chess Problem Database
Problem Display
PID: 21622 (8/2K5/B1P5/1pkq2Rp/p2p3P/P3pNR1/1PpN2P1/6Q1 w - - 0 1)
Warton, Thomas Joseph
Falkirk Herald, 1920
#2
12 + 8
SOLUTION
- SOUND
- Sets
- 1...Qe5+
- 2.Rxe5#
- 1...Qf5
- 2.Rxf5#
- 1...Qxg5
- 2.Rxg5#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...exd2
- 2.Qxd4#
- 1...e2
- 2.Qxd4#
- 1...d3
- 2.Qxe3#
- 1...b4
- 2.Se4#
- 1...Qe5+
- Tries
- 1.Se1?
- threat
- 2.Sd3#
- 1...Qe5+
- 2.Rxe5#
- 1...Qxg5
- 2.Rxg5#
- 1...exd2
- 2.Rc3#
- 1...Qf5
- 2.Rxf5#
- 1...d3
- 2.Qxe3#
- 1...c1S!
- threat
- 1.Bb7?
- 1...Qe5+
- 2.Rxe5#
- 1...Qxg5
- 2.Rxg5#
- 1...exd2
- 2.Qxd4#
- 1...Qf5
- 2.Rxf5#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...e2
- 2.Qxd4#
- 1...d3
- 2.Qxe3#
- 1...b4!
- 1...Qe5+
- 1.Bc8?
- 1...Qe5+
- 2.Rxe5#
- 1...Qxg5
- 2.Rxg5#
- 1...exd2
- 2.Qxd4#
- 1...Qf5
- 2.Rxf5#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...e2
- 2.Qxd4#
- 1...d3
- 2.Qxe3#
- 1...b4!
- 1...Qe5+
- 1.Rh3?
- 1...Qe5+
- 2.Rxe5#
- 1...exd2
- 2.Qxd4#
- 1...Qf5
- 2.Rxf5#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...e2
- 2.Qxd4#
- 1...d3
- 2.Qxe3#
- 1...b4
- 2.Se4#
- 1...Qxg5!
- 1...Qe5+
- 1.R3g4?
- 1...Qe5+
- 2.Rxe5#
- 1...Qxg5
- 2.Rxg5#
- 1...exd2
- 2.Qxd4#
- 1...Qf5
- 2.Rxf5#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...e2
- 2.Qxd4#
- 1...d3
- 2.Qxe3#
- 1...b4
- 2.Se4#
- 1...hxg4!
- 1...Qe5+
- 1.Re5?
- 1...exd2
- 2.Qxd4#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...e2
- 2.Qxd4#
- 1...d3
- 2.Qxe3#
- 1...b4
- 2.Se4#
- 1...Qxe5+!
- 1...exd2
- 1.Rf5?
- 1...Qe5+
- 2.Rxe5#
- 1...exd2
- 2.Qxd4#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...e2
- 2.Qxd4#
- 1...d3
- 2.Qxe3#
- 1...b4
- 2.Se4#
- 1...Qxf5!
- 1...Qe5+
- 1.Rxh5?
- 1...Qe5+
- 2.Rxe5#
- 1...exd2
- 2.Qxd4#
- 1...Qf5
- 2.Rxf5#
- 1...Qg5
- 2.Rgxg5#
- 2.Rhxg5#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...e2
- 2.Qxd4#
- 1...d3
- 2.Qxe3#
- 1...b4
- 2.Se4#
- 1...Qxh5!
- 1...Qe5+
- 1.Qxe3?
- threat
- 2.Qxd4#
- 2.Qe7#
- 1...Qe5+
- 2.Rxe5#
- 2.Qxe5#
- 1...Qxg5
- 2.Rxg5#
- 2.Qxd4#
- 2.Qxg5#
- 1...Qf5
- 2.Rxf5#
- 2.Qxd4#
- 1...dxe3!
- threat
- 1.Qc1?
- threat
- 2.Qxc2#
- 1...Qe5+
- 2.Rxe5#
- 1...Qxg5
- 2.Rxg5#
- 1...Qf5
- 2.Rxf5#
- 1...d3!
- threat
- 1.b3?
- threat
- 2.Se4#
- 2.b4#
- 1...Qe5+
- 2.Rxe5#
- 1...Qxg5
- 2.Rxg5#
- 1...exd2
- 2.Qxd4#
- 1...Qf5
- 2.Rxf5#
- 1...b4
- 2.Se4#
- 1...axb3!
- threat
- 1.Se1?
- Keys
- 1.Sh2!
- 1...Qe5+
- 2.Rxe5#
- 1...Qxg5
- 2.Rxg5#
- 1...exd2
- 2.Rc3#
- 1...Qf5
- 2.Rxf5#
- 1...d3
- 2.Qxe3#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...e2
- 2.Rc3#
- 1...b4
- 2.Se4#
- 1...Qe5+
- 1.Sh2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- Q(g);OGATEB::R(I),XQ(g)
- Q(g);N_SPINQ(g),OGATE,XR(I)::R(G),XQ(g)
- P(a);OGATEB::QAR(A),XQ(a)
- P(a);OGATEB::QAR(A),XS(a)
- P(a);OGATEB::QAR(A),XB(a)
- P(a);OGATEB::QAR(A),XR(a)
- P(b);OGATE,P_SPINP(d),XS(C)::QAB1(A),XP(d)
- P(b);OGATE,P_SPINP(d)::QAB1(A),XP(d)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- P(e);::S(C)
- Tries
- Try
- S(F);
- Threat
- S(F)
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- Q(g);N_SPINQ(g),OGATE,XR(I)::R(G),XQ(g)
- P(b);OGATE,P_SPINP(d),XS(C)::R(G)
- Q(g);OGATEB::R(I),XQ(g)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- Refutation
- P(a);
- Try
- B(J);
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- Q(g);N_SPINQ(g),OGATE,XR(I)::R(G),XQ(g)
- P(b);OGATE,P_SPINP(d),XS(C)::QAB1(A),XP(d)
- Q(g);OGATEB::R(I),XQ(g)
- P(a);OGATEB::QAR(A),XQ(a)
- P(a);OGATEB::QAR(A),XS(a)
- P(a);OGATEB::QAR(A),XB(a)
- P(a);OGATEB::QAR(A),XR(a)
- P(b);OGATE,P_SPINP(d)::QAB1(A),XP(d)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- Refutation
- P(e);
- Try
- B(J);
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- Q(g);N_SPINQ(g),OGATE,XR(I)::R(G),XQ(g)
- P(b);OGATE,P_SPINP(d),XS(C)::QAB1(A),XP(d)
- Q(g);OGATEB::R(I),XQ(g)
- P(a);OGATEB::QAR(A),XQ(a)
- P(a);OGATEB::QAR(A),XS(a)
- P(a);OGATEB::QAR(A),XB(a)
- P(a);OGATEB::QAR(A),XR(a)
- P(b);OGATE,P_SPINP(d)::QAB1(A),XP(d)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- Refutation
- P(e);
- Try
- R(G);
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- P(b);OGATE,P_SPINP(d),XS(C)::QAB1(A),XP(d)
- Q(g);OGATEB::R(I),XQ(g)
- P(a);OGATEB::QAR(A),XQ(a)
- P(a);OGATEB::QAR(A),XS(a)
- P(a);OGATEB::QAR(A),XB(a)
- P(a);OGATEB::QAR(A),XR(a)
- P(b);OGATE,P_SPINP(d)::QAB1(A),XP(d)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- P(e);::S(C)
- Refutation
- Q(g);N_SPINQ(g),XR(I)
- Try
- R(G);
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- Q(g);N_SPINQ(g),OGATE,XR(I)::R(G),XQ(g)
- P(b);OGATE,P_SPINP(d),XS(C)::QAB1(A),XP(d)
- Q(g);OGATEB::R(I),XQ(g)
- P(a);OGATEB::QAR(A),XQ(a)
- P(a);OGATEB::QAR(A),XS(a)
- P(a);OGATEB::QAR(A),XB(a)
- P(a);OGATEB::QAR(A),XR(a)
- P(b);OGATE,P_SPINP(d)::QAB1(A),XP(d)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- P(e);::S(C)
- Refutation
- P(h);XR(G)
- Try
- R(I);
- Vars
- P(b);OGATE,P_SPINP(d),XS(C)::QAB1(A),XP(d)
- P(a);OGATEB::QAR(A),XQ(a)
- P(a);OGATEB::QAR(A),XS(a)
- P(a);OGATEB::QAR(A),XB(a)
- P(a);OGATEB::QAR(A),XR(a)
- P(b);OGATE,P_SPINP(d)::QAB1(A),XP(d)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- P(e);::S(C)
- Refutation
- Q(g);CHECK,N_SPINQ(g),XR(I)
- Try
- R(I);
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- P(b);OGATE,P_SPINP(d),XS(C)::QAB1(A),XP(d)
- P(a);OGATEB::QAR(A),XQ(a)
- P(a);OGATEB::QAR(A),XS(a)
- P(a);OGATEB::QAR(A),XB(a)
- P(a);OGATEB::QAR(A),XR(a)
- P(b);OGATE,P_SPINP(d)::QAB1(A),XP(d)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- P(e);::S(C)
- Refutation
- Q(g);N_SPINQ(g),XR(I)
- Try
- R(I);XP(h)
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- P(b);OGATE,P_SPINP(d),XS(C)::QAB1(A),XP(d)
- Q(g);OGATEB::R(I),XQ(g)
- P(a);OGATEB::QAR(A),XQ(a)
- P(a);OGATEB::QAR(A),XS(a)
- P(a);OGATEB::QAR(A),XB(a)
- P(a);OGATEB::QAR(A),XR(a)
- P(b);OGATE,P_SPINP(d)::QAB1(A),XP(d)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- P(e);::S(C)
- Refutation
- Q(g);N_SPINQ(g),XR(I)
- Try
- Q(A);P_PINP(d),XP(b)
- Threat
- DUALS(2)
- Refutation
- P(d);N_SPINP(d),XQ(A)
- Try
- Q(A);P_PINP(a)
- Threat
- QAR(A),XP(a)
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- Q(g);N_SPINQ(g),OGATE,XR(I)::R(G),XQ(g)
- Q(g);OGATEB::R(I),XQ(g)
- Refutation
- P(d);
- Try
- P(B);
- Threat
- DUALS(2)
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- Q(g);N_SPINQ(g),OGATE,XR(I)::R(G),XQ(g)
- P(b);OGATE,P_SPINP(d),XS(C)::QAB1(A),XP(d)
- Q(g);OGATEB::R(I),XQ(g)
- P(e);::S(C)
- Refutation
- P(c);XP(B)
- Try
- Actual
- S(F);
- Vars
- Q(g);CHECK,OGATEB::R(I),XQ(g)
- Q(g);N_SPINQ(g),OGATE,XR(I)::R(G),XQ(g)
- P(b);OGATE,P_SPINP(d),XS(C)::R(G)
- Q(g);OGATEB::R(I),XQ(g)
- P(d);OGATEB,P_SPINP(b)::QAB(A),XP(b)
- P(a);OGATEB::QAR(A),XQ(a)
- P(a);OGATEB::QAR(A),XS(a)
- P(a);OGATEB::QAR(A),XB(a)
- P(a);OGATEB::QAR(A),XR(a)
- P(b);OGATE,P_SPINP(d)::R(G)
- P(e);::S(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).