MESON Chess Problem Database
Problem Display
PID: 21557 (K7/8/2P5/8/3B4/n7/pq6/kb2N1Q1 w - - 0 1)
Warton, Joseph John
Warton, Thomas Joseph
Manchester Weekly Times, 1919
#2
5 + 5
SOLUTION
- SOUND
- Sets
- 1...Qc3
- 2.Bxc3#
- 1...Qxd4
- 2.Qxd4#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Be4
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sc4
- 2.Sc2#
- 1...Sb5
- 2.Sc2#
- 1...Qc3
- Tries
- 1.Ka7?
- 1...Qxd4+
- 2.Qxd4#
- 1...Qc3
- 2.Bxc3#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Be4
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sc4
- 2.Sc2#
- 1...Sb5+!
- 1...Qxd4+
- 1.Sd3?
- threat
- 2.Bxb2#
- 1...Qxd4
- 2.Qxd4#
- 1...Qc3
- 2.Bxc3#
- 1...Sc4!
- threat
- 1.Bc3?
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Be4
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sb5
- 2.Sc2#
- 1...Qxc3!
- 1...Bc2
- 1.Be5?
- 1...Qc3
- 2.Bxc3#
- 1...Qd4
- 2.Bxd4#
- 2.Qxd4#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Be4
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sb5
- 2.Sc2#
- 1...Qxe5!
- 1...Qc3
- 1.Bf6?
- 1...Qc3
- 2.Bxc3#
- 1...Qd4
- 2.Bxd4#
- 2.Qxd4#
- 1...Qe5
- 2.Bxe5#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Be4
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sb5
- 2.Sc2#
- 1...Qxf6!
- 1...Qc3
- 1.Bh8?
- 1...Qc3
- 2.Bxc3#
- 1...Qd4
- 2.Bxd4#
- 2.Qxd4#
- 1...Qe5
- 2.Bxe5#
- 1...Qf6
- 2.Bxf6#
- 1...Qg7
- 2.Bxg7#
- 2.Qxg7#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Be4
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sb5
- 2.Sc2#
- 1...Qxh8+!
- 1...Qc3
- 1.Qf1?
- 1...Qc3
- 2.Bxc3#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Be4
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sb5
- 2.Sc2#
- 1...Qxd4!
- 1...Qc3
- 1.Qh1?
- 1...Qc3
- 2.Bxc3#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Be4
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sb5
- 2.Sc2#
- 1...Qxd4!
- 1...Qc3
- 1.c7?
- 1...Qxd4
- 2.Qxd4#
- 1...Qc3
- 2.Bxc3#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sb5
- 2.Sc2#
- 1...Be4+!
- 1...Qxd4
- 1.Ka7?
- Keys
- 1.Bg7!
- 1...Qxg7
- 2.Qxg7#
- 1...Qc3
- 2.Bxc3#
- 1...Qd4
- 2.Bxd4#
- 2.Qxd4#
- 1...Qe5
- 2.Bxe5#
- 1...Qf6
- 2.Bxf6#
- 1...Bc2
- 2.Sxc2#
- 1...Bd3
- 2.Sc2#
- 1...Be4
- 2.Sc2#
- 1...Bf5
- 2.Sc2#
- 1...Bg6
- 2.Sc2#
- 1...Bh7
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sb5
- 2.Sc2#
- 1...Qxg7
- 1.Bg7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- Q(d);OGATEB::B(C),XQ(d)
- Q(d);N_SPINQ(d),OGATE,XB(C)::QAB(B),XQ(d)
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- B(b);P_PINP(D)::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A),XS(e)
- S(e);N_GUARD::S(A)
- Tries
- Try
- K(E);P-FLIGHT
- Vars
- Q(d);CHECK,N_SPINQ(d),OGATE,XB(C)::QAB(B),XQ(d)
- Q(d);OGATEB::B(C),XQ(d)
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A),XS(e)
- S(e);N_GUARD::S(A)
- Refutation
- S(e);CHECK
- Try
- S(A);P_PINB(b)
- Threat
- B(C),XQ(d)
- Vars
- Q(d);N_SPINQ(d),OGATE,XB(C)::QAB(B),XQ(d)
- Q(d);OGATEB::B(C),XQ(d)
- Refutation
- S(e);
- Try
- B(C);
- Vars
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- B(b);P_PINP(D)::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A)
- S(e);N_GUARD::S(A),XS(e)
- Refutation
- Q(d);N_SPINQ(d),XB(C)
- Try
- B(C);
- Vars
- Q(d);OGATEB::B(C),XQ(d)
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- B(b);P_PINP(D)::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A)
- S(e);N_GUARD::S(A),XS(e)
- Refutation
- Q(d);N_SPINQ(d),XB(C)
- Try
- B(C);
- Vars
- Q(d);OGATEB::B(C),XQ(d)
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- B(b);P_PINP(D)::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A)
- S(e);N_GUARD::S(A),XS(e)
- Refutation
- Q(d);N_SPINQ(d),XB(C)
- Try
- B(C);
- Vars
- Q(d);OGATEB::B(C),XQ(d)
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- B(b);P_PINP(D)::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A)
- S(e);N_GUARD::S(A),XS(e)
- Refutation
- Q(d);CHECK,N_SPINQ(d),XB(C)
- Try
- Q(B);
- Vars
- Q(d);OGATEB::B(C),XQ(d)
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- B(b);P_PINP(D)::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A)
- S(e);N_GUARD::S(A),XS(e)
- Refutation
- Q(d);N_SPINQ(d),XB(C)
- Try
- Q(B);
- Vars
- Q(d);OGATEB::B(C),XQ(d)
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- B(b);P_PINP(D)::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A)
- S(e);N_GUARD::S(A),XS(e)
- Refutation
- Q(d);N_SPINQ(d),XB(C)
- Try
- P(D);
- Vars
- Q(d);N_SPINQ(d),OGATE,XB(C)::QAB(B),XQ(d)
- Q(d);OGATEB::B(C),XQ(d)
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A)
- S(e);N_GUARD::S(A),XS(e)
- Refutation
- B(b);CHECK
- Try
- Actual
- B(C);
- Vars
- Q(d);N_SPINQ(d),OGATE,XB(C)::QAB(B),XQ(d)
- Q(d);OGATEB::B(C),XQ(d)
- B(b);::QAR(B)+S(A),DCHECK,XB(b)
- B(b);::QAR(B)+S(A),DCHECK
- B(b);P_PINP(D)::QAR(B)+S(A),DCHECK
- S(e);N_GUARD::S(A)
- S(e);N_GUARD::S(A),XS(e)
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).