MESON Chess Problem Database
Problem Display
PID: 276833 (8/8/8/3p4/3k1p2/2RPR3/3Q4/K6N w - - 0 1)
Maksimovskikh, Aleksandr
Stella Polaris, 1971
#2
6 + 3
SOLUTION
- SOUND
- Tries
- 1.Rc1?
- 1...fxe3
- 2.Qc3#
- 1...f3!
- 1...fxe3
- 1.Rc2?
- 1...fxe3
- 2.Qc3#
- 1...f3!
- 1...fxe3
- 1.Rc6?
- 1...fxe3
- 2.Qc3#
- 1...f3!
- 1...fxe3
- 1.Rc7?
- 1...fxe3
- 2.Qc3#
- 1...f3!
- 1...fxe3
- 1.Rc8?
- 1...fxe3
- 2.Qc3#
- 1...f3!
- 1...fxe3
- 1.Qf2?
- 1...Kxc3
- 2.Qb2#
- 1...fxe3
- 2.Qf6#
- 1...f3!
- 1...Kxc3
- 1.Qg2?
- 1...Kxc3
- 2.Qb2#
- 1...Kxe3
- 2.Qf2#
- 1...fxe3
- 2.Qg7#
- 1...f3!
- 1...Kxc3
- 1.Rc1?
- Keys
- 1.Qh2!
- 1...Kxc3
- 2.Qb2#
- 1...Kxe3
- 2.Qf2#
- 1...fxe3
- 2.Qh8#
- 1...f3
- 2.Qe5#
- 1...Kxc3
- 1.Qh2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(D);
- Vars
- P(b);SBLOCK,XR(F)::QAB1(C)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(b);SBLOCK,XR(F)::QAB1(C)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(b);SBLOCK,XR(F)::QAB1(C)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(b);SBLOCK,XR(F)::QAB1(C)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(b);SBLOCK,XR(F)::QAB1(C)
- Refutation
- P(b);
- Try
- Q(C);
- Vars
- K(a);OGATEB,S_FLIGHT,XR(D)::QAB1(C)
- P(b);OGATE,P_SPINP(b),SBLOCK,XR(F)::QAB(C)
- Refutation
- P(b);
- Try
- Q(C);
- Vars
- K(a);OGATEB,S_FLIGHT,XR(D)::QAB1(C)
- K(a);OGATEB,S_FLIGHT,XR(F)::QAB1(C)
- P(b);SBLOCK,XR(F)::QAB(C)
- Refutation
- P(b);
- Try
- Actual
- Q(C);
- Vars
- K(a);OGATEB,S_FLIGHT,XR(D)::QAB1(C)
- K(a);OGATEB,S_FLIGHT,XR(F)::QAB1(C)
- P(b);SBLOCK,XR(F)::QAB(C)
- P(b);OGATE::QAB1(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).