MESON Chess Problem Database
Problem Display
PID: 27777 (5N1R/8/7n/2KRN1nk/6b1/4B1P1/8/8 w - - 0 1)
Lebeck, Donald
Mate in Two!! (Lebeck), 1992
#2
7 + 4
SOLUTION
- SOUND
- Sets
- 1...Sf3
- 2.Rxh6#
- 1...Sh3
- 2.Rxh6#
- 1...Sf3
- Tries
- 1.Sd3?
- threat
- 2.Sf4#
- 2.Rxg5#
- 1...Bd1
- 2.Rxg5#
- 1...Be2
- 2.Rxg5#
- 1...Bf3
- 2.Rxg5#
- 1...Bh3
- 2.Rxg5#
- 1...Be6
- 2.Rxg5#
- 1...Bd7
- 2.Rxg5#
- 1...Bc8
- 2.Rxg5#
- 1...Bf5!
- threat
- 1.Seg6?
- threat
- 2.Sf4#
- 2.Rxg5#
- 1...Bd1
- 2.Rxg5#
- 1...Be2
- 2.Rxg5#
- 1...Bf3
- 2.Rxg5#
- 1...Bh3
- 2.Rxg5#
- 1...Be6
- 2.Rxg5#
- 1...Bd7
- 2.Rxg5#
- 1...Bc8
- 2.Rxg5#
- 1...Bf5!
- threat
- 1.Sf7?
- threat
- 2.Rxg5#
- 2.Rxh6#
- 1...Bd1
- 2.Rxg5#
- 1...Be2
- 2.Rxg5#
- 1...Bf3
- 2.Rxg5#
- 1...Bh3
- 2.Rxg5#
- 1...Be6
- 2.Rxg5#
- 1...Bd7
- 2.Rxg5#
- 1...Bc8
- 2.Rxg5#
- 1...Bf5!
- threat
- 1.Sd3?
- Keys
- 1.Sed7!
- threat
- 2.Sf6#
- 2.Rxg5#
- 1...Bxd7
- 2.Rxg5#
- 1...Bf5
- 2.Sf6#
- threat
- 1.Sed7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- S(b);::R1(G),XS(d)
- Tries
- Try
- S(E);N_PINS(d),P_PINS(b)
- Threat
- DUALS(2)
- Vars
- B(a);::R1(D),XS(b)
- Refutation
- B(a);N_SPINS(b),P_SPINS(d)
- Try
- S(E);N_PINS(d),P_PINS(b)
- Threat
- DUALS(2)
- Vars
- B(a);::R1(D),XS(b)
- Refutation
- B(a);N_SPINS(b),P_SPINS(d)
- Try
- S(E);N_PINS(d),P_PINS(b)
- Threat
- DUALS(2)
- Vars
- B(a);::R1(D),XS(b)
- Refutation
- B(a);N_SPINS(b),P_SPINS(d)
- Try
- Actual
- S(E);N_PINS(d),P_PINS(b)
- Threat
- DUALS(2)
- Vars
- B(a);XS(E)::R1(D),XS(b)
- B(a);N_SPINS(b),P_SPINS(d)::S(E)
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).