MESON Chess Problem Database
Problem Display
PID: 273246 (1r6/Q4pP1/1rBRpR2/1P6/3N2Kp/3pk2p/1n2pN2/2b1B1n1 w - - 0 1)
Trommler, Sven
2nd HM., TW-25 JT, 1993
#2
10 + 12
SOLUTION
- SOUND
- Sets
- 1...Rxb5
- 2.Sc2#
- 2.Sf5#
- 1...Ra6
- 2.Sc2#
- 2.Sf5#
- 1...Rxc6
- 2.Sc2#
- 2.Sf5#
- 1...R6b7
- 2.Sc2#
- 2.Sf5#
- 1...Sf3
- 2.Rxf3#
- 1...d2
- 2.Sc2#
- 1...e5
- 2.Sf5#
- 1...Rxb5
- Tries
- 1.Kxh4?
- threat
- 2.Sg4#
- 1...Sf3+
- 2.Rxf3#
- 1...Rxc6
- 2.Sc2#
- 1...d2
- 2.Sc2#
- 1...Rh8+!
- threat
- 1.g8Q?
- threat
- 2.Qg5#
- 1...Rxb5
- 2.Sc2#
- 2.Sf5#
- 1...Sf3
- 2.Rxf3#
- 1...Rxg8+!
- threat
- 1.Kxh4?
- Keys
- 1.Kg5!
- threat
- 2.Sg4#
- 1...Rxb5+
- 2.Sf5#
- 1...Sf3+
- 2.Rxf3#
- 1...Rxc6
- 2.Sc2#
- 1...d2
- 2.Sc2#
- threat
- 1.Kg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- S(b);N_GUARD::R1(H),XS(b)
- P(e);N_GUARD::S(C)
- P(j);N_GUARD::S(C)
- Tries
- Try
- K(D);P-FLIGHT,XP(h)
- Threat
- S(B)
- Vars
- S(b);CHECK,N_GUARD::R1(H),XS(b)
- R(i);XB(F)::QAB(I)+S(C),DCHECK
- P(e);N_GUARD::S(C)
- Refutation
- R(l);CHECK
- Try
- P(J);
- Threat
- QAB(J)
- Vars
- S(b);N_GUARD::R1(H),XS(b)
- Refutation
- R(l);CHECK,XQ(J)
- Try
- Actual
- K(D);P-FLIGHT
- Threat
- S(B)
- Vars
- R(i);CHECK,XP(E)::QAB(I)+S(C),DCHECK
- S(b);CHECK,N_GUARD::R1(H),XS(b)
- R(i);XB(F)::QAB(I)+S(C),DCHECK
- P(e);N_GUARD::S(C)
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).