MESON Chess Problem Database
Problem Display
PID: 80760 (3BK3/6p1/3p2pp/R4nnk/3pN3/3p2pP/3Pr1N1/3B3Q w - - 0 1)
Clark, Cecil Henry Douglas
The Field, 1948
(First published on Sat Aug 14 1948)
#2
9 + 11
SOLUTION
- SOUND
- Sets
- 1...Se3
- 2.Sxg3#
- 1...Sh4
- 2.Sf4#
- 1...Se7
- 2.Sxg3#
- 1...Sf3
- 2.Sf4#
- 1...Sxh3
- 2.Qxh3#
- 1...Sxe4
- 2.Sf4#
- 1...Se6
- 2.Sxg3#
- 1...Sf7
- 2.Sf4#
- 1...Sh7
- 2.Sf4#
- 1...Se3
- Tries
- 1.Kd7?
- 1...Sxh3
- 2.Qxh3#
- 1...Sxe4
- 2.Sf4#
- 1...Se3
- 2.Sxg3#
- 1...Sh4
- 2.Sf4#
- 2.Sxg3#
- 1...Se7
- 2.Sxg3#
- 1...Sf3
- 2.Sf4#
- 2.Sxg3#
- 1...Se6
- 2.Sxg3#
- 1...Sf7
- 2.Sf4#
- 2.Sxg3#
- 1...Sh7
- 2.Sf4#
- 2.Sxg3#
- 1...d5!
- 1...Sxh3
- 1.Bxe2+?
- 1...Sf3
- 2.Sf4#
- 2.Sxg3#
- 2.Bxf3#
- 1...dxe2!
- 1...Sf3
- 1.Be7?
- 1...Sxe7
- 2.Sxg3#
- 1...Sxh3
- 2.Qxh3#
- 1...Sxe4
- 2.Sf4#
- 1...Se3
- 2.Sxg3#
- 1...Sh4
- 2.Sf4#
- 2.Sxg3#
- 1...Sf3
- 2.Sf4#
- 2.Sxg3#
- 1...Se6
- 2.Sxg3#
- 1...Sf7
- 2.Sf4#
- 2.Sxg3#
- 1...Sh7
- 2.Sf4#
- 2.Sxg3#
- 1...d5!
- 1...Sxe7
- 1.Rb5?
- 1...Sxh3
- 2.Qxh3#
- 1...Sxe4
- 2.Sf4#
- 1...Se3
- 2.Sxg3#
- 1...Sh4
- 2.Sf4#
- 1...Se7
- 2.Sxg3#
- 1...Sf3
- 2.Sf4#
- 1...Se6
- 2.Sxg3#
- 1...Sf7
- 2.Sf4#
- 1...Sh7
- 2.Sf4#
- 1...d5!
- 1...Sxh3
- 1.Qf1?
- 1...Sxh3
- 2.Qf3#
- 1...Sxe4
- 2.Sf4#
- 2.Qf3#
- 1...Se3
- 2.Sxg3#
- 1...Sh4
- 2.Sf4#
- 1...Se7
- 2.Sxg3#
- 2.Qf3#
- 1...Sf3
- 2.Sf4#
- 2.Qxf3#
- 1...Se6
- 2.Sxg3#
- 2.Qf3#
- 1...Sf7
- 2.Sf4#
- 2.Qf3#
- 1...Sh7
- 2.Sf4#
- 2.Qf3#
- 1...d5!
- 1...Sxh3
- 1.Kd7?
- Keys
- 1.Rd5!
- 1...Sxh3
- 2.Qxh3#
- 1...Sxe4
- 2.Sf4#
- 1...Se3
- 2.Sxg3#
- 1...Sh4
- 2.Sf4#
- 1...Se7
- 2.Sxg3#
- 1...Sf3
- 2.Sf4#
- 1...Se6
- 2.Sxg3#
- 1...Sf7
- 2.Sf4#
- 1...Sh7
- 2.Sf4#
- 1...Sxh3
- 1.Rd5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(e);N_PINS(F),P_SPINS(f)::S(F),XP(c)
- S(e);P_SPINS(f),SBLOCK::S(D)
- S(f);N_SPINR(a),P_SPINS(e)::S(D)
- S(f);OGATE,P_SPINS(f),XP(E)::QAR2(B),XS(f)
- S(f);P_SPINS(e),XS(F)::S(D)
- S(f);N_PINS(F),P_SPINS(e)::S(F),XP(c)
- S(f);P_SPINS(e)::S(D)
- Tries
- Try
- K(I);N_SPINS(F),S_FLIGHT
- Vars
- S(f);OGATE,P_SPINS(f),XP(E)::QAR2(B),XS(f)
- S(f);P_SPINS(e),XS(F)::S(D)
- S(e);N_GUARD,P_SPINS(f)::S(F),XP(c)
- S(f);P_SPINS(e)::S(F),XP(c)
- Refutation
- P(h);
- Try
- B(A);CHECK,N_SPINS(F),XR(a)
- Refutation
- P(b);XB(A)
- Try
- B(H);N_SPINS(F)
- Vars
- S(e);N_GUARD,P_SPINS(f),XB(H)::S(F),XP(c)
- S(f);OGATE,P_SPINS(f),XP(E)::QAR2(B),XS(f)
- S(f);P_SPINS(e),XS(F)::S(D)
- S(e);N_GUARD,P_SPINS(f)::S(F),XP(c)
- S(f);P_SPINS(e)::S(F),XP(c)
- Refutation
- P(h);
- Try
- R(G);
- Vars
- S(f);OGATE,P_SPINS(f),XP(E)::QAR2(B),XS(f)
- S(f);P_SPINS(e),XS(F)::S(D)
- S(e);N_PINS(F),P_SPINS(f)::S(F),XP(c)
- S(e);P_SPINS(f),SBLOCK::S(D)
- S(f);N_SPINR(a),P_SPINS(e)::S(D)
- S(f);N_PINS(F),P_SPINS(e)::S(F),XP(c)
- S(f);P_SPINS(e)::S(D)
- Refutation
- P(h);
- Try
- Q(B);
- Vars
- S(f);N_GUARD,P_SPINS(e),XP(E)::QAB(B)
- S(e);N_PINS(F),P_SPINS(f)::S(F),XP(c)
- S(e);P_SPINS(f),SBLOCK::S(D)
- Refutation
- P(h);
- Try
- Actual
- R(G);
- Vars
- S(f);OGATE,P_SPINS(f),XP(E)::QAR2(B),XS(f)
- S(f);P_SPINS(e),XS(F)::S(D)
- S(e);N_PINS(F),P_SPINS(f)::S(F),XP(c)
- S(e);P_SPINS(f),SBLOCK::S(D)
- S(f);N_SPINR(a),P_SPINS(e)::S(D)
- S(f);N_PINS(F),P_SPINS(e)::S(F),XP(c)
- S(f);P_SPINS(e)::S(D)
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).