MESON Chess Problem Database
Problem Display
PID: 200197 (8/8/6Pp/1R1B2nk/6pN/5P2/3K2P1/7R w - - 0 1)
ten Cate, Pieter
Problemas, 1990
#2
8 + 4
SOLUTION
- SOUND
- Sets
- 1...Sxf3+
- 2.Bxf3#
- 1...Se4+
- 2.Bxe4#
- 1...Se6
- 2.Bxe6#
- 1...Sf7
- 2.Bxf7#
- 1...gxf3
- 2.Bxf3#
- 1...Sxf3+
- Tries
- 1.Be4?
- 1...gxf3
- 2.Bxf3#
- 1...g3!
- 1...gxf3
- 1.Bc6?
- 1...gxf3
- 2.Bxf3#
- 1...g3!
- 1...gxf3
- 1.Bb7?
- 1...gxf3
- 2.Bxf3#
- 1...g3!
- 1...gxf3
- 1.Ba8?
- 1...gxf3
- 2.Bxf3#
- 1...g3!
- 1...gxf3
- 1.g7?
- threat
- 2.Bf7#
- 1...Sxf3+
- 2.Bxf3#
- 1...Se4+
- 2.Bxe4#
- 1...gxf3
- 2.Bxf3#
- 1...Se6
- 2.Bxe6#
- 1...Sf7
- 2.Bxf7#
- 1...Sh3!
- threat
- 1.Be4?
- Keys
- 1.Be6!
- threat
- 2.Bxg4#
- 2.fxg4#
- 1...gxf3
- 2.g4#
- 1...g3
- 2.Bg4#
- threat
- 1.Be6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- S(b);CHECK,OGATE,XP(D)::R(F)+B(G),XS(b)
- S(b);CHECK,OGATEB::R(F)+B(G),XS(b)
- S(b);OGATEB::R(F)+B(G),XS(b)
- P(a);OGATE,XP(D)::B(G),XP(a)
- Tries
- Try
- B(G);P_PINS(b)
- Vars
- P(a);OGATE,XP(D)::B(G),XP(a)
- Refutation
- P(a);
- Try
- B(G);P_PINS(b)
- Vars
- P(a);OGATE,XP(D)::B(G),XP(a)
- Refutation
- P(a);
- Try
- B(G);P_PINS(b)
- Vars
- P(a);OGATE,XP(D)::B(G),XP(a)
- Refutation
- P(a);
- Try
- B(G);P_PINS(b)
- Vars
- P(a);OGATE,XP(D)::B(G),XP(a)
- Refutation
- P(a);
- Try
- P(H);
- Threat
- B(G)
- Vars
- S(b);CHECK,OGATE,XP(D)::R(F)+B(G),XS(b)
- S(b);CHECK,OGATEB::R(F)+B(G),XS(b)
- P(a);OGATE,XP(D)::B(G),XP(a)
- S(b);OGATEB::R(F)+B(G),XS(b)
- S(b);::R(F)+B(G),DCHECK,XS(b)
- Refutation
- S(b);
- Try
- Actual
- B(G);P_PINS(b)
- Threat
- DUALS(2)
- Vars
- P(a);OGATE,XP(D)::P(C)
- P(a);::B(G)
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).