MESON Chess Problem Database
Problem Display
PID: 207430 (8/P1B1p2B/5b2/3p1P2/4k3/1Np1p3/4P3/4K2R w K - 0 1)
Frigin, Valery Fedorovich
Die Schwalbe, 1974
#2
8 + 6
SOLUTION
- SOUND
- Sets
- 1...Bd4
- 2.Rh4#
- 2.f6#
- 1...Bh4+
- 2.Rxh4#
- 1...Bg5
- 2.f6#
- 1...Bg7
- 2.Rh4#
- 2.f6#
- 1...Bh8
- 2.Rh4#
- 2.f6#
- 1...d4
- 2.a8Q#
- 2.a8B#
- 1...e5
- 2.fxe5 ep#
- 1...e6
- 2.fxe6#
- 1...Bd4
- Tries
- 1.Bg3?
- 1...d4
- 2.a8Q#
- 2.a8B#
- 1...Bd4
- 2.Rh4#
- 2.f6#
- 1...Bh4
- 2.Rxh4#
- 2.f6#
- 1...Be5
- 2.f6#
- 1...Bg5
- 2.f6#
- 1...Bg7
- 2.Rh4#
- 2.f6#
- 1...Bh8
- 2.Rh4#
- 2.f6#
- 1...e5
- 2.fxe5 ep#
- 1...e6
- 2.fxe6#
- 1...c2!
- 1...d4
- 1.Rf1?
- threat
- 2.Rf4#
- 1...d4
- 2.a8Q#
- 2.a8B#
- 1...Be5
- 2.f6#
- 1...Bg5
- 2.f6#
- 1...e5
- 2.fxe5 ep#
- 1...Bh4+!
- threat
- 1.Bg3?
- Keys
- 1.0-0!
- threat
- 2.Rf4#
- 1...d4
- 2.a8Q#
- 2.a8B#
- 1...Be5
- 2.f6#
- 1...Bg5
- 2.f6#
- 1...e5
- 2.fxe5 ep#
- threat
- 1.0-0!
This is a version
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- B(e);CHECK,N_GUARD::R(B),XB(e)
- B(e);OGATE::B(H)+P(E)
- P(d);::P=Q
- P(f);OGATE::B(H)+P(E),XP(f),EP
- P(f);OGATE::B(H)+P(E),XP(f)
- Tries
- Try
- B(G);
- Vars
- P(d);::P=Q
- B(e);OGATE::B(H)+P(E)
- P(f);OGATE::B(H)+P(E),XP(f),EP
- P(f);OGATE::B(H)+P(E),XP(f)
- Refutation
- P(a);
- Try
- R(B);
- Threat
- R1(B)
- Vars
- P(d);::P=Q
- B(e);OGATE::B(H)+P(E)
- P(f);OGATE::B(H)+P(E),XP(f),EP
- Refutation
- B(e);CHECK
- Try
- Actual
- K(A);0-0
- Threat
- R1(B)
- Vars
- P(d);::P=Q
- B(e);OGATE::B(H)+P(E)
- P(f);OGATE::B(H)+P(E),XP(f),EP
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).