MESON Chess Problem Database
Problem Display
PID: 137933 (q5Bk/2P1R3/P2P4/4RK2/5P2/6P1/8/B7 w - - 0 1)
Morse, Christopher Jeremy
The Problemist, 1960
#2
10 + 2
SOLUTION
- SOUND
- Tries
- 1.c8Q?
- threat
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.R5e6#
- 2.Rh7#
- 1...Qe4+
- 2.Rxe4#
- 1...Qxa6
- 2.Ra5#
- 2.Rh7#
- 1...Qh1
- 2.Ba2#
- 2.Bb3#
- 2.Bc4#
- 2.Bd5#
- 2.Be6#
- 2.Bh7#
- 2.Re1#
- 1...Qg2
- 2.Ba2#
- 2.Bb3#
- 2.Bc4#
- 2.Bd5#
- 2.Be6#
- 2.Bh7#
- 2.Re2#
- 2.Rh7#
- 1...Qf3
- 2.Ba2#
- 2.Bb3#
- 2.Bc4#
- 2.Bd5#
- 2.Be6#
- 2.Bh7#
- 2.Re3#
- 2.Rh7#
- 1...Qd5
- 2.Bxd5#
- 2.Be6#
- 2.Rxd5#
- 2.Rh7#
- 1...Qc6
- 2.Rc5#
- 2.Rh7#
- 1...Qb7
- 2.Rb5#
- 1...Qa7
- 2.Ba2#
- 2.Bb3#
- 2.Bc4#
- 2.Bd5#
- 2.Be6#
- 2.Bh7#
- 2.Rc5#
- 1...Qb8
- 2.Rb5#
- 2.Rh7#
- 1...Qxc8+!
- threat
- 1.c8R?
- threat
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Ra5#
- 2.Rb5#
- 2.Rec5#
- 2.Rd5#
- 2.R5e6#
- 2.Rh7#
- 1...Qe4+
- 2.Rxe4#
- 1...Qxa6
- 2.Ra5#
- 2.Rh7#
- 1...Qh1
- 2.Ba2#
- 2.Bb3#
- 2.Bc4#
- 2.Bd5#
- 2.Be6#
- 2.Bh7#
- 2.Re1#
- 1...Qg2
- 2.Ba2#
- 2.Bb3#
- 2.Bc4#
- 2.Bd5#
- 2.Be6#
- 2.Bh7#
- 2.Re2#
- 2.Rh7#
- 1...Qf3
- 2.Ba2#
- 2.Bb3#
- 2.Bc4#
- 2.Bd5#
- 2.Be6#
- 2.Bh7#
- 2.Re3#
- 2.Rh7#
- 1...Qd5
- 2.Bxd5#
- 2.Be6#
- 2.Rxd5#
- 2.Rh7#
- 1...Qc6
- 2.Rc5#
- 2.Rh7#
- 1...Qb7
- 2.Rb5#
- 1...Qa7
- 2.Ba2#
- 2.Bb3#
- 2.Bc4#
- 2.Bd5#
- 2.Be6#
- 2.Bh7#
- 2.Rec5#
- 1...Qb8
- 2.Rb5#
- 2.Rh7#
- 1...Qxc8+!
- threat
- 1.c8Q?
- Keys
- 1.Re8!
- threat
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.R5e6#
- 2.R5e7#
- 1...Qe4+
- 2.Rxe4#
- 1...Qc8+
- 2.R5e6#
- 1...Kg7
- 2.R5e6#
- 1...Qxa6
- 2.Ra5#
- 1...Qxe8
- 2.Rxe8#
- 1...Qh1
- 2.Re1#
- 1...Qg2
- 2.Re2#
- 1...Qf3
- 2.Re3#
- 1...Qd5
- 2.Rxd5#
- 1...Qc6
- 2.Rc5#
- 1...Qb7
- 2.Rb5#
- 1...Qa7
- 2.Rc5#
- 1...Qb8
- 2.Rb5#
- 1...Qd8
- 2.R5e7#
- threat
- 1.Re8!
This is a version
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 14
- REMOVED MATES = 0
- Sets
- Tries
- Try
- P(H);
- Threat
- DUALS(10)
- Vars
- Q(a);CHECK::B(A)+R(D),XQ(a)
- Q(a);::B(A)+R(D)
- Refutation
- Q(a);CHECK,XQ(H)
- Try
- P(H);
- Threat
- DUALS(10)
- Vars
- Q(a);CHECK::B(A)+R(D),XQ(a)
- Q(a);::B(A)+R(D)
- Refutation
- Q(a);CHECK,XR(H)
- Try
- Actual
- R(I);
- Threat
- DUALS(10)
- Vars
- Q(a);CHECK::B(A)+R(D),XQ(a)
- Q(a);CHECK::B(A)+R(D)
- K(b);S_FLIGHT::B(A)+R(D)
- Q(a);XP(F)::B(A)+R(D)
- Q(a);OGATE,XR(I)::B(A)+R(D),XQ(a)
- Q(a);::B(A)+R(D)
- Q(a);P_PINP(C)::B(A)+R(D)
- Q(a);P_PINR(D)::B(A)+R(D),XQ(a)
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).