MESON Chess Problem Database
Problem Display
PID: 134350 (6RR/7B/4K1Q1/6PN/6pk/5p2/8/6N1 w - - 0 1)
Subotic, Miroslav
The Problemist, 2009
#2
8 + 3
SOLUTION
- SOUND
- Tries
- 1.Sg7?
- threat
- 2.Sf5#
- 1...g3
- 2.Qh5#
- 1...Kg3!
- threat
- 1.Ra8?
- 1...g3
- 2.Ra4#
- 1...f2!
- 1...g3
- 1.Rb8?
- 1...g3
- 2.Rb4#
- 1...f2!
- 1...g3
- 1.Rc8?
- 1...g3
- 2.Rc4#
- 1...f2!
- 1...g3
- 1.Rd8?
- 1...g3
- 2.Rd4#
- 1...f2!
- 1...g3
- 1.Rf8?
- 1...g3
- 2.Rf4#
- 1...f2!
- 1...g3
- 1.Qf5?
- 1...Kxh5
- 2.Bg6#
- 1...g3
- 2.Qh3#
- 1...f2!
- 1...Kxh5
- 1.Qh6?
- 1...g3
- 2.Sf6#
- 1...f2!
- 1...g3
- 1.Sg7?
- Keys
- 1.Qe4!
- 1...Kxh5
- 2.Bf5#
- 1...f2
- 2.Qh1#
- 1...Kxh5
- 1.Qe4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(C);
- Threat
- S(C)
- Vars
- P(b);SBLOCK::QAR1(E)
- Refutation
- K(c);S_FLIGHT
- Try
- R(G);
- Vars
- P(b);OGATEB::R(G)
- Refutation
- P(a);
- Try
- R(G);
- Vars
- P(b);OGATEB::R(G)
- Refutation
- P(a);
- Try
- R(G);
- Vars
- P(b);OGATEB::R(G)
- Refutation
- P(a);
- Try
- R(G);
- Vars
- P(b);OGATEB::R(G)
- Refutation
- P(a);
- Try
- R(G);
- Vars
- P(b);OGATEB::R(G)
- Refutation
- P(a);
- Try
- Q(E);
- Vars
- K(c);OGATEB,P-FLIGHT,XS(C)::R(H)+B(F),DCHECK
- P(b);OGATE::QAR1(E)
- Refutation
- P(a);
- Try
- Q(E);
- Vars
- P(b);SBLOCK::QAR(E)+S(C)
- Refutation
- P(a);
- Try
- Actual
- Q(E);P_PINP(b)
- Vars
- K(c);N_SPINP(b),OGATEB,P-FLIGHT,XS(C)::R(H)+B(F)
- P(a);OGATE::QAR(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).