MESON Chess Problem Database
Problem Display
PID: 27305 (2Nrk1B1/2Rp2P1/6N1/3Pb3/K7/8/8/8 w - - 0 1)
Lebeck, Donald
Mate in Two!! (Lebeck), 1992
#2
7 + 4
SOLUTION
- SOUND
- Sets
- 1...Rxc8
- 2.Rxc8#
- 1...Ba1
- 2.Sd6#
- 1...Bb2
- 2.Sd6#
- 1...Bc3
- 2.Sd6#
- 1...Bd4
- 2.Sd6#
- 1...Bd6
- 2.Sxd6#
- 1...Bf6
- 2.Sd6#
- 1...Bxg7
- 2.Sd6#
- 1...d6
- 2.Bf7#
- 2.Re7#
- 1...Rxc8
- Tries
- 1.Bh7?
- threat
- 2.g8Q#
- 1...Bxg7
- 2.Sd6#
- 1...Bd6
- 2.Sxd6#
- 1...d6
- 2.Re7#
- 2.g8Q#
- 2.g8R#
- 1...Kf7!
- threat
- 1.Bh7?
- Keys
- 1.Be6!
- threat
- 2.g8Q#
- 2.g8R#
- 1...Rxc8
- 2.Rxc8#
- 2.g8Q#
- 2.g8R#
- 1...Bxc7
- 2.g8Q#
- 2.g8R#
- 1...Bxg7
- 2.Sd6#
- 1...dxe6
- 2.Re7#
- 2.g8Q#
- 2.g8R#
- 1...Bh2
- 2.g8Q#
- 2.g8R#
- 1...Ba1
- 2.Sd6#
- 2.g8Q#
- 2.g8R#
- 1...Bb2
- 2.Sd6#
- 2.g8Q#
- 2.g8R#
- 1...Bc3
- 2.Sd6#
- 2.g8Q#
- 2.g8R#
- 1...Bg3
- 2.g8Q#
- 2.g8R#
- 1...Bd4
- 2.Sd6#
- 2.g8Q#
- 2.g8R#
- 1...Bf4
- 2.g8Q#
- 2.g8R#
- 1...Bd6
- 2.Sxd6#
- 1...Bf6
- 2.Sd6#
- 2.g8Q#
- 2.g8R#
- 1...d6
- 2.Bf7#
- 2.Re7#
- 2.g8Q#
- 2.g8R#
- threat
- 1.Be6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 6
- Sets
- R(c);OGATE,XS(F)::R(D),XR(c)
- B(a);N_GUARD::S(F)
- B(a);N_GUARD::S(F),XB(a)
- B(a);N_GUARD,XP(E)::S(F)
- Tries
- Try
- B(G);
- Threat
- P=Q
- Vars
- B(a);N_GUARD,XP(E)::S(F)
- B(a);N_GUARD::S(F),XB(a)
- Refutation
- K(d);P_SPINP(b),S_FLIGHT
- Try
- Actual
- B(G);
- Threat
- P=Q
- Vars
- B(a);XR(D)::P=Q
- B(a);N_GUARD,XP(E)::S(F)
- B(a);::P=Q
- B(a);N_GUARD::S(F),XB(a)
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).