MESON Chess Problem Database
Problem Display
PID: 204570 (2n3b1/3PBk1r/2NnNrpp/5P2/1p2p3/1Q4bB/8/1K3RR1 w - - 0 1)
Davis, Edward
Kipping, Cyril Stanley
The Problemist, 1954
#2
10 + 11
SOLUTION
- SOUND
- Sets
- 1...Rg7
- 2.Sg5#
- 2.Sed8#
- 1...Be1
- 2.fxg6#
- 1...Bh2
- 2.fxg6#
- 1...Bh4
- 2.fxg6#
- 1...Be5
- 2.fxg6#
- 1...Se8
- 2.d8S#
- 1...Sxe7
- 2.Scd8#
- 1...Rg7
- Tries
- 1.Se5+?
- 1...Kxe7
- 2.d8Q#
- 1...Bxe5!
- 1...Kxe7
- 1.Qc3?
- threat
- 2.Qxf6#
- 1...Rxf5
- 2.Sed8#
- 1...Rxe6
- 2.fxe6#
- 1...Sxe7
- 2.Scd8#
- 1...Bh4
- 2.fxg6#
- 1...Be5
- 2.fxg6#
- 1...Se8
- 2.d8S#
- 1...bxc3!
- threat
- 1.Se5+?
- Keys
- 1.Qb2!
- threat
- 2.Qxf6#
- 1...Rxf5
- 2.Sed8#
- 1...Rxe6
- 2.fxe6#
- 1...Sxe7
- 2.Scd8#
- 1...Bh4
- 2.fxg6#
- 1...Be5
- 2.fxg6#
- 1...Se8
- 2.d8S#
- threat
- 1.Qb2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- B(a);::P(F),XP(f)
- S(d);SBLOCK::P=S
- S(j);SBLOCK,XB(J)::S(G)
- Tries
- Try
- S(G);CHECK
- Vars
- K(h);P-FLIGHT,XB(J)::P=Q
- Refutation
- B(a);XS(G)
- Try
- Q(D);
- Threat
- QAR1(D),XR(e)
- Vars
- R(e);P_SPINR(e),XP(F)::S(H)
- R(e);OGATE,XS(H)::R(B)+P(F)DCHECK,XR(e)
- S(j);SBLOCK,XB(J)::S(G)
- B(a);::P(F),XP(f)
- S(d);SBLOCK::P=S
- Refutation
- P(b);XQ(D)
- Try
- Actual
- Q(D);
- Threat
- QAR1(D),XR(e)
- Vars
- R(e);P_SPINR(e),XP(F)::S(H)
- R(e);OGATE,XS(H)::R(B)+P(F)DCHECK,XR(e)
- S(j);SBLOCK,XB(J)::S(G)
- B(a);::P(F),XP(f)
- S(d);SBLOCK::P=S
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).