MESON Chess Problem Database
Problem Display
PID: 21560 (5n2/4B3/2P1P1pR/R2Bkp2/1p5N/1N1bP3/1P1Q2P1/b1K1n3 w - - 0 1)
Warton, Thomas Joseph
Manchester Weekly Times, 1919
#2
13 + 8
SOLUTION
- SOUND
- Sets
- 1...Bxb2+
- 2.Qxb2#
- 1...Bb1
- 2.Qd4#
- 1...Bf1
- 2.Qd4#
- 1...Bc2
- 2.Qd4#
- 1...Be2
- 2.Qd4#
- 1...Bc4
- 2.Qd4#
- 1...Be4
- 2.Qd4#
- 1...Bb5
- 2.Qd4#
- 1...Ba6
- 2.Qd4#
- 1...Sc2
- 2.Sf3#
- 1...Sxg2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sxe6
- 2.Sxg6#
- 1...Sd7
- 2.Sxg6#
- 1...Sh7
- 2.Sxg6#
- 1...f4
- 2.exf4#
- 1...Bxb2+
- Tries
- 1.Bf3+?
- 1...Bb5
- 2.Qd5#
- 2.Qd6#
- 1...Kxe6!
- 1...Bb5
- 1.Rb5?
- 1...Bxb2+
- 2.Qxb2#
- 1...Bxb5
- 2.Qd4#
- 1...Sxg2
- 2.Sf3#
- 1...Sxe6
- 2.Sxg6#
- 1...Bb1
- 2.Qd4#
- 1...Bf1
- 2.Qd4#
- 1...Bc2
- 2.Qd4#
- 1...Be2
- 2.Qd4#
- 1...Bc4
- 2.Qd4#
- 1...Be4
- 2.Qd4#
- 1...Sc2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sd7
- 2.Sxg6#
- 1...Sh7
- 2.Sxg6#
- 1...f4
- 2.exf4#
- 1...g5!
- 1...Bxb2+
- 1.Rh7?
- 1...Bxb2+
- 2.Qxb2#
- 1...Sxg2
- 2.Sf3#
- 1...Sxe6
- 2.Sxg6#
- 1...Sxh7
- 2.Sxg6#
- 1...Bb1
- 2.Qd4#
- 1...Bf1
- 2.Qd4#
- 1...Bc2
- 2.Qd4#
- 1...Be2
- 2.Qd4#
- 1...Bc4
- 2.Qd4#
- 1...Be4
- 2.Qd4#
- 1...Bb5
- 2.Qd4#
- 1...Ba6
- 2.Qd4#
- 1...Sc2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sd7
- 2.Sxg6#
- 1...f4
- 2.exf4#
- 1...g5!
- 1...Bxb2+
- 1.Rh8?
- 1...Bxb2+
- 2.Qxb2#
- 1...Sxg2
- 2.Sf3#
- 1...Sxe6
- 2.Sxg6#
- 1...Bb1
- 2.Qd4#
- 1...Bf1
- 2.Qd4#
- 1...Bc2
- 2.Qd4#
- 1...Be2
- 2.Qd4#
- 1...Bc4
- 2.Qd4#
- 1...Be4
- 2.Qd4#
- 1...Bb5
- 2.Qd4#
- 1...Ba6
- 2.Qd4#
- 1...Sc2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sd7
- 2.Sxg6#
- 1...Sh7
- 2.Sxg6#
- 1...f4
- 2.exf4#
- 1...g5!
- 1...Bxb2+
- 1.Qxb4?
- threat
- 2.Qc3#
- 2.Qd6#
- 2.Qd4#
- 2.Qf4#
- 2.Qb8#
- 1...Sxg2
- 2.Sf3#
- 2.Qc3#
- 2.Qd6#
- 2.Qd4#
- 2.Qb8#
- 1...Sxe6
- 2.Sxg6#
- 2.Qd6#
- 1...Bb5
- 2.Qd6#
- 2.Qd4#
- 1...g5
- 2.Bd6#
- 2.Bf6#
- 2.Qc3#
- 2.Qd6#
- 2.Qd4#
- 2.Qb8#
- 1...Bc4
- 2.Qc3#
- 2.Qd6#
- 2.Qb8#
- 1...Be4
- 2.Qc3#
- 2.Qd6#
- 2.Qd4#
- 2.Qb8#
- 1...Sc2
- 2.Sf3#
- 2.Qd6#
- 2.Qf4#
- 2.Qb8#
- 1...Sf3
- 2.Sxf3#
- 2.Qd6#
- 2.Qf4#
- 2.Qb8#
- 1...Sd7
- 2.Sxg6#
- 2.Qc3#
- 2.Qd6#
- 2.Qd4#
- 2.Qf4#
- 1...f4
- 2.Qc3#
- 2.Qd6#
- 2.Qd4#
- 2.Qxf4#
- 2.Qb8#
- 2.exf4#
- 1...Bxb2+!
- threat
- 1.g3?
- 1...Bxb2+
- 2.Qxb2#
- 1...Sxe6
- 2.Sxg6#
- 1...Bb1
- 2.Qd4#
- 1...Bf1
- 2.Qd4#
- 1...Bc2
- 2.Qd4#
- 1...Be2
- 2.Qd4#
- 1...Bc4
- 2.Qd4#
- 1...Be4
- 2.Qd4#
- 1...Bb5
- 2.Qd4#
- 1...Ba6
- 2.Qd4#
- 1...Sc2
- 2.Sf3#
- 1...Sg2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sd7
- 2.Sxg6#
- 1...Sh7
- 2.Sxg6#
- 1...f4
- 2.exf4#
- 2.gxf4#
- 1...g5!
- 1...Bxb2+
- 1.c7?
- 1...Bxb2+
- 2.Qxb2#
- 1...Sxg2
- 2.Sf3#
- 1...Sxe6
- 2.Sxg6#
- 1...Bb1
- 2.Qd4#
- 1...Bf1
- 2.Qd4#
- 1...Bc2
- 2.Qd4#
- 1...Be2
- 2.Qd4#
- 1...Bc4
- 2.Qd4#
- 1...Be4
- 2.Qd4#
- 1...Bb5
- 2.Qd4#
- 1...Ba6
- 2.Qd4#
- 1...Sc2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sd7
- 2.Sxg6#
- 1...Sh7
- 2.Sxg6#
- 1...f4
- 2.exf4#
- 1...g5!
- 1...Bxb2+
- 1.Bf3+?
- Keys
- 1.Rc5!
- 1...Bxb2+
- 2.Qxb2#
- 1...Sxg2
- 2.Sf3#
- 1...Sxe6
- 2.Sxg6#
- 1...g5
- 2.Bf3#
- 1...Bb1
- 2.Qd4#
- 1...Bf1
- 2.Qd4#
- 1...Bc2
- 2.Qd4#
- 1...Be2
- 2.Qd4#
- 1...Bc4
- 2.Qd4#
- 1...Be4
- 2.Qd4#
- 1...Bb5
- 2.Qd4#
- 1...Ba6
- 2.Qd4#
- 1...Sc2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sd7
- 2.Sxg6#
- 1...Sh7
- 2.Sxg6#
- 1...f4
- 2.exf4#
- 1...Bxb2+
- 1.Rc5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(a);CHECK,OGATE,XP(B)::QAB(C),XB(a)
- B(c);OGATE::QAB1(C)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD,XP(D)::S(G)
- S(b);N_GUARD::S(G),XS(b)
- S(h);N_GUARD,XP(K)::S(G),XP(g)
- S(h);N_GUARD::S(G),XP(g)
- P(f);OGATE::P(F),XP(f)
- Tries
- Try
- B(I);CHECK
- Refutation
- K(e);P-FLIGHT,P_SPINP(g),XP(K)
- Try
- R(H);
- Vars
- B(a);CHECK,OGATE,XP(B)::QAB(C),XB(a)
- B(c);OGATE,XR(H)::QAB1(C)
- S(b);N_GUARD,XP(D)::S(G)
- S(h);N_GUARD,XP(K)::S(G),XP(g)
- B(c);OGATE::QAB1(C)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- S(h);N_GUARD::S(G),XP(g)
- P(f);OGATE::P(F),XP(f)
- Refutation
- P(g);
- Try
- R(L);
- Vars
- B(a);CHECK,OGATE,XP(B)::QAB(C),XB(a)
- S(b);N_GUARD,XP(D)::S(G)
- S(h);N_GUARD,XP(K)::S(G),XP(g)
- S(h);N_GUARD,XR(L)::S(G),XP(g)
- B(c);OGATE::QAB1(C)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- S(h);N_GUARD::S(G),XP(g)
- P(f);OGATE::P(F),XP(f)
- Refutation
- P(g);
- Try
- R(L);
- Vars
- B(a);CHECK,OGATE,XP(B)::QAB(C),XB(a)
- S(b);N_GUARD,XP(D)::S(G)
- S(h);N_GUARD,XP(K)::S(G),XP(g)
- B(c);OGATE::QAB1(C)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- S(h);N_GUARD::S(G),XP(g)
- P(f);OGATE::P(F),XP(f)
- Refutation
- P(g);
- Try
- Q(C);XP(d)
- Threat
- DUALS(5)
- Refutation
- B(a);CHECK,XP(B)
- Try
- P(D);
- Vars
- B(a);CHECK,OGATE,XP(B)::QAB(C),XB(a)
- S(h);N_GUARD,XP(K)::S(G),XP(g)
- B(c);OGATE::QAB1(C)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- S(h);N_GUARD::S(G),XP(g)
- Refutation
- P(g);
- Try
- P(J);
- Vars
- B(a);CHECK,OGATE,XP(B)::QAB(C),XB(a)
- S(b);N_GUARD,XP(D)::S(G)
- S(h);N_GUARD,XP(K)::S(G),XP(g)
- B(c);OGATE::QAB1(C)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- S(h);N_GUARD::S(G),XP(g)
- P(f);OGATE::P(F),XP(f)
- Refutation
- P(g);
- Try
- Actual
- R(H);
- Vars
- B(a);CHECK,OGATE,XP(B)::QAB(C),XB(a)
- S(b);N_GUARD,XP(D)::S(G)
- S(h);N_GUARD,XP(K)::S(G),XP(g)
- P(g);::R(H)+B(I)
- B(c);OGATE::QAB1(C)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- S(h);N_GUARD::S(G),XP(g)
- P(f);OGATE::P(F),XP(f)
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).