MESON Chess Problem Database
Problem Display
PID: 51760 (8/1KN5/1R6/2k5/4r3/4P2Q/8/8 w - - 0 1)
Prcic, Mike
StrateGems, 2004
#2
5 + 2
SOLUTION
- SOUND
- Sets
- 1...Rc4
- 2.Qf5#
- 2.Qh5#
- 1...Rc4
- Tries
- 1.Qf5+?
- 1...Re5
- 2.Qc2#
- 1...Kc4!
- 1...Re5
- 1.Qe6?
- threat
- 2.Sa6#
- 2.Rb5#
- 2.Qd5#
- 2.Qc6#
- 1...Rxe3
- 2.Qd5#
- 1...Ra4
- 2.Rb5#
- 2.Qd5#
- 2.Qc6#
- 1...Rb4
- 2.Sa6#
- 2.Qd5#
- 2.Qc6#
- 1...Rd4
- 2.Sa6#
- 2.Rb5#
- 2.Qc6#
- 1...Re5
- 2.Sa6#
- 2.Rb5#
- 2.Qc6#
- 1...Rxe6!
- threat
- 1.Qd7?
- threat
- 2.Qb5#
- 2.Qc6#
- 2.Qd5#
- 1...Rxe3
- 2.Qd5#
- 1...Rb4
- 2.Qc6#
- 2.Qd5#
- 1...Rd4
- 2.Qb5#
- 2.Qc6#
- 2.Qxd4#
- 1...Re5
- 2.Qb5#
- 2.Qc6#
- 2.Qd4#
- 1...Re6
- 2.Qb5#
- 2.Qd4#
- 2.Qd5#
- 1...Kc4!
- threat
- 1.Qh1?
- 1...Rxe3
- 2.Qd5#
- 1...Ra4
- 2.Qd5#
- 2.Qc6#
- 1...Rb4
- 2.Qd5#
- 2.Qc6#
- 1...Rc4
- 2.Sa6#
- 2.Se6#
- 2.Qd5#
- 2.Qc6#
- 2.Qh5#
- 1...Rd4
- 2.Qc6#
- 1...Rf4
- 2.Qd5#
- 2.Qc6#
- 1...Rg4
- 2.Qd5#
- 2.Qc6#
- 1...Rh4
- 2.Qd5#
- 2.Qc6#
- 1...Re5
- 2.Qc6#
- 2.Qc1#
- 1...Re6
- 2.Qd5#
- 2.Qc1#
- 1...Re7
- 2.Qd5#
- 2.Qc6#
- 2.Qc1#
- 1...Re8
- 2.Qd5#
- 2.Qc6#
- 2.Qc1#
- 1...Kc4!
- 1...Rxe3
- 1.Qf3?
- 1...Rxe3
- 2.Qd5#
- 1...Ra4
- 2.Qd5#
- 2.Qc6#
- 1...Rb4
- 2.Qd5#
- 2.Qc6#
- 1...Rc4
- 2.Sa6#
- 2.Se6#
- 2.Qd5#
- 2.Qh5#
- 2.Qc6#
- 2.Qf5#
- 2.Qf8#
- 1...Rd4
- 2.Qc6#
- 1...Rf4
- 2.Qd5#
- 2.Qc6#
- 1...Rg4
- 2.Qd5#
- 2.Qc6#
- 1...Rh4
- 2.Qd5#
- 2.Qc6#
- 1...Re5
- 2.Qc6#
- 1...Re6
- 2.Qd5#
- 1...Re7
- 2.Qd5#
- 2.Qc6#
- 1...Re8
- 2.Qd5#
- 2.Qc6#
- 1...Kc4!
- 1...Rxe3
- 1.Qf5+?
- Keys
- 1.Qg2!
- 1...Kc4
- 2.Qc2#
- 1...Rxe3
- 2.Qd5#
- 1...Ra4
- 2.Qd5#
- 2.Qc6#
- 1...Rb4
- 2.Qd5#
- 2.Qc6#
- 1...Rc4
- 2.Sa6#
- 2.Se6#
- 2.Qd5#
- 2.Qc6#
- 2.Qg5#
- 1...Rd4
- 2.Qc6#
- 1...Rf4
- 2.Qd5#
- 2.Qc6#
- 1...Rg4
- 2.Qd5#
- 2.Qc6#
- 1...Rh4
- 2.Qd5#
- 2.Qc6#
- 1...Re5
- 2.Qc6#
- 2.Qc2#
- 1...Re6
- 2.Qd5#
- 2.Qc2#
- 1...Re7
- 2.Qd5#
- 2.Qc6#
- 2.Qc2#
- 1...Re8
- 2.Qd5#
- 2.Qc6#
- 2.Qc2#
- 1...Kc4
- 1.Qg2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(B);CHECK
- Vars
- R(a);OGATE,P_SPINR(a)::QAR(B)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(B);
- Threat
- DUALS(4)
- Vars
- R(a);XP(A)::QAR1(B)
- Refutation
- R(a);XQ(B)
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- R(a);XP(A)::QAR1(B)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(B);
- Vars
- R(a);OGATE,XP(A)::QAR1(B)
- R(a);OGATE::QAR1(B)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(B);
- Vars
- R(a);OGATE,XP(A)::QAR1(B)
- R(a);OGATE::QAR1(B)
- Refutation
- K(b);P-FLIGHT
- Try
- Actual
- Q(B);
- Vars
- K(b);P-FLIGHT::QAR2(B)
- R(a);OGATE,XP(A)::QAR1(B)
- R(a);OGATE::QAR1(B)
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).