MESON Chess Problem Database
Problem Display
PID: 21459 (8/p3n2p/P6B/K3p3/PRQbkNPp/1p3p2/2b2P2/1n3N2 w - - 0 1)
Warton, Thomas Joseph
Falkirk Herald, 1919
#2
10 + 11
SOLUTION
- SOUND
- Sets
- 1...Bd1
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sd2
- 2.Sxd2#
- 1...Sa3
- 2.Sd2#
- 1...Sc3
- 2.Sd2#
- 1...Sd5
- 2.Qxd5#
- 1...Sf5
- 2.Qd5#
- 2.Qc6#
- 1...Sc6+
- 2.Qxc6#
- 1...Sg6
- 2.Qd5#
- 2.Qc6#
- 1...Sc8
- 2.Qd5#
- 2.Qc6#
- 1...Sg8
- 2.Qd5#
- 2.Qc6#
- 1...b2
- 2.Qxc2#
- 1...h3
- 2.Sg3#
- 1...exf4
- 2.Qxd4#
- 1...Bd1
- Tries
- 1.Rxb3?
- threat
- 2.Re3#
- 2.Qxc2#
- 1...Sc6+
- 2.Qxc6#
- 1...Bxb3
- 2.Qd3#
- 1...Bd1
- 2.Re3#
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sa3
- 2.Sd2#
- 2.Re3#
- 1...Sc3
- 2.Sd2#
- 1...Sd5
- 2.Qxd5#
- 2.Qxc2#
- 1...Sf5
- 2.Qd5#
- 2.Qxc2#
- 2.Qc6#
- 1...exf4!
- threat
- 1.Rb5?
- 1...Sc6+
- 2.Qxc6#
- 1...Sd2
- 2.Sxd2#
- 1...Bd1
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sa3
- 2.Sd2#
- 1...Sc3
- 2.Sd2#
- 1...Sd5
- 2.Qxd5#
- 1...Sf5
- 2.Qd5#
- 2.Qc6#
- 1...Sg6
- 2.Qd5#
- 2.Qc6#
- 1...Sc8
- 2.Qd5#
- 2.Qc6#
- 1...Sg8
- 2.Qd5#
- 2.Qc6#
- 1...b2
- 2.Qxc2#
- 1...h3
- 2.Sg3#
- 1...exf4!
- 1...Sc6+
- 1.Rb6?
- 1...Sc6+
- 2.Qxc6#
- 1...exf4
- 2.Re6#
- 1...Sd2
- 2.Sxd2#
- 1...Bd1
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sa3
- 2.Sd2#
- 1...Sc3
- 2.Sd2#
- 1...Sd5
- 2.Qxd5#
- 1...Sf5
- 2.Qd5#
- 2.Qc6#
- 1...Sg6
- 2.Qd5#
- 2.Qc6#
- 1...Sc8
- 2.Qd5#
- 2.Qc6#
- 1...Sg8
- 2.Qd5#
- 2.Qc6#
- 1...b2
- 2.Qxc2#
- 1...h3
- 2.Sg3#
- 1...axb6+!
- 1...Sc6+
- 1.Rb8?
- 1...Sc6+
- 2.Qxc6#
- 1...Sd2
- 2.Sxd2#
- 1...Bd1
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sa3
- 2.Sd2#
- 1...Sc3
- 2.Sd2#
- 1...Sd5
- 2.Qxd5#
- 1...Sf5
- 2.Qd5#
- 2.Qc6#
- 1...Sg6
- 2.Qd5#
- 2.Qc6#
- 1...Sc8
- 2.Qd5#
- 2.Qc6#
- 1...Sg8
- 2.Qd5#
- 2.Qc6#
- 1...b2
- 2.Qxc2#
- 1...h3
- 2.Sg3#
- 1...exf4!
- 1...Sc6+
- 1.Qc3?
- threat
- 2.Qe1#
- 2.Qe3#
- 1...Sc6+
- 2.Qxc6#
- 1...Sxc3
- 2.Sd2#
- 1...exf4
- 2.Qxd4#
- 1...Sd2
- 2.Sxd2#
- 2.Qe3#
- 1...Bd1
- 2.Qd3#
- 2.Qe3#
- 1...Bd3
- 2.Qxd3#
- 1...Sf5
- 2.Qc6#
- 1...Sd5!
- threat
- 1.Qc6+?
- 1...Sd5
- 2.Qxd5#
- 1...Sxc6+!
- 1...Sd5
- 1.Rxb3?
- Keys
- 1.Rb7!
- 1...Sc6+
- 2.Qxc6#
- 1...exf4
- 2.Rxe7#
- 1...Sd2
- 2.Sxd2#
- 1...Bd1
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sa3
- 2.Sd2#
- 1...Sc3
- 2.Sd2#
- 1...Sd5
- 2.Qxd5#
- 1...Sf5
- 2.Qd5#
- 2.Qc6#
- 1...Sg6
- 2.Qd5#
- 2.Qc6#
- 1...Sc8
- 2.Qd5#
- 2.Qc6#
- 1...Sg8
- 2.Qd5#
- 2.Qc6#
- 1...b2
- 2.Qxc2#
- 1...h3
- 2.Sg3#
- 1...Sc6+
- 1.Rb7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(b);N_GUARD::QAB1(E)
- B(b);N_GUARD::QAB1(E),XB(b)
- S(a);N_GUARD::S(A),XS(a)
- S(a);N_GUARD::S(A)
- S(j);N_GUARD::QAB1(E),XS(j)
- S(j);CHECK,N_GUARD::QAB(E),XS(j)
- P(c);N_GUARD::QAB(E),XB(b)
- P(g);N_GUARD::S(A)
- P(h);N_GUARD,XS(F)::QAR1(E),XB(e)
- Tries
- Try
- R(D);XP(c)
- Threat
- DUALS(2)
- Vars
- S(j);CHECK,N_GUARD::QAB(E),XS(j)
- B(b);N_GUARD,XR(D)::QAB1(E)
- B(b);N_GUARD::QAB1(E),XB(b)
- S(a);N_GUARD::S(A)
- Refutation
- P(h);XS(F)
- Try
- R(D);
- Vars
- S(j);CHECK,N_GUARD::QAB(E),XS(j)
- S(a);N_GUARD::S(A),XS(a)
- B(b);N_GUARD::QAB1(E)
- B(b);N_GUARD::QAB1(E),XB(b)
- S(a);N_GUARD::S(A)
- S(j);N_GUARD::QAB1(E),XS(j)
- P(c);N_GUARD::QAB(E),XB(b)
- P(g);N_GUARD::S(A)
- Refutation
- P(h);XS(F)
- Try
- R(D);
- Vars
- S(j);CHECK,N_GUARD::QAB(E),XS(j)
- P(h);OGATEB,XS(F)::R(D)
- S(a);N_GUARD::S(A),XS(a)
- B(b);N_GUARD::QAB1(E)
- B(b);N_GUARD::QAB1(E),XB(b)
- S(a);N_GUARD::S(A)
- S(j);N_GUARD::QAB1(E),XS(j)
- P(c);N_GUARD::QAB(E),XB(b)
- P(g);N_GUARD::S(A)
- Refutation
- P(i);CHECK,XR(D)
- Try
- R(D);
- Vars
- S(j);CHECK,N_GUARD::QAB(E),XS(j)
- S(a);N_GUARD::S(A),XS(a)
- B(b);N_GUARD::QAB1(E)
- B(b);N_GUARD::QAB1(E),XB(b)
- S(a);N_GUARD::S(A)
- S(j);N_GUARD::QAB1(E),XS(j)
- P(c);N_GUARD::QAB(E),XB(b)
- P(g);N_GUARD::S(A)
- Refutation
- P(h);XS(F)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- S(j);CHECK,N_GUARD::QAB(E),XS(j)
- S(a);N_GUARD,XQ(E)::S(A)
- P(h);N_GUARD,XS(F)::QAR1(E),XB(e)
- B(b);N_GUARD::QAB1(E),XB(b)
- S(j);N_GUARD::QAB(E)
- Refutation
- S(j);
- Try
- Q(E);CHECK
- Vars
- S(j);N_GUARD,P_SPINS(j)::QAB1(E),XS(j)
- Refutation
- S(j);CHECK,XQ(E)
- Try
- Actual
- R(D);
- Vars
- S(j);CHECK,N_GUARD::QAB(E),XS(j)
- P(h);OGATEB,XS(F)::R(D),XS(j)
- S(a);N_GUARD::S(A),XS(a)
- B(b);N_GUARD::QAB1(E)
- B(b);N_GUARD::QAB1(E),XB(b)
- S(a);N_GUARD::S(A)
- S(j);N_GUARD::QAB1(E),XS(j)
- P(c);N_GUARD::QAB(E),XB(b)
- P(g);N_GUARD::S(A)
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).