MESON Chess Problem Database
Problem Display
PID: 138779 (8/Q2R4/KNk5/4q3/P7/8/8/8 w - - 0 1)
Gorbunov, Valery
4th Prize, StrateGems 01. Miniature Ty., 2010
#2
5 + 2
SOLUTION
- SOUND
- Sets
- 1...Qa1
- 2.Qc7#
- 1...Qb2
- 2.Qc7#
- 1...Qc3
- 2.Qc7#
- 1...Qd4
- 2.Qc7#
- 1...Qf6
- 2.Qc7#
- 1...Qc7
- 2.Qxc7#
- 1...Qg7
- 2.Qc7#
- 1...Qh8
- 2.Qc7#
- 1...Qe1
- 2.Qc7#
- 1...Qe3
- 2.Qc7#
- 1...Qe4
- 2.Qc7#
- 1...Qc5
- 2.Qb7#
- 2.Qc7#
- 2.Qa8#
- 1...Qd5
- 2.Qc7#
- 1...Qf5
- 2.Qc7#
- 1...Qg5
- 2.Qc7#
- 1...Qh5
- 2.Qc7#
- 1...Qe6
- 2.Qc7#
- 1...Qe7
- 2.Qc7#
- 1...Qe8
- 2.Qc7#
- 1...Qa1
- Keys
- 1.Sc4!
- threat
- 2.Sxe5#
- 1...Qa5+
- 2.Sxa5#
- 1...Qb5+
- 2.axb5#
- 1...Qd6
- 2.Rxd6#
- 1...Qc7
- 2.Qxc7#
- 1...Qa1
- 2.Sa5#
- 2.Rd6#
- 2.Qc7#
- 1...Qb2
- 2.Sa5#
- 2.Rd6#
- 2.Qc7#
- 1...Qh2
- 2.Sa5#
- 1...Qc3
- 2.Rd6#
- 2.Qc7#
- 1...Qg3
- 2.Sa5#
- 1...Qd4
- 2.Sa5#
- 2.Qc7#
- 1...Qf4
- 2.Sa5#
- 1...Qf6
- 2.Sa5#
- 2.Qc7#
- 1...Qg7
- 2.Sa5#
- 2.Rd6#
- 2.Qc7#
- 1...Qb8
- 2.Sa5#
- 1...Qh8
- 2.Sa5#
- 2.Rd6#
- 2.Qc7#
- 1...Qe1
- 2.Rd6#
- 2.Qc7#
- 1...Qe2
- 2.Rd6#
- 2.Qc7#
- 1...Qe3
- 2.Sa5#
- 2.Rd6#
- 2.Qc7#
- 1...Qe4
- 2.Sa5#
- 2.Rd6#
- 2.Qc7#
- 1...Qc5
- 2.Qb7#
- 2.Qc7#
- 1...Qd5
- 2.Rc7#
- 2.Qc7#
- 1...Qf5
- 2.Rd6#
- 2.Qc7#
- 1...Qg5
- 2.Rd6#
- 2.Qc7#
- 1...Qh5
- 2.Rd6#
- 2.Qc7#
- 1...Qe6
- 2.Sa5#
- 2.Qc7#
- 1...Qe7
- 2.Sa5#
- 2.Qc7#
- 1...Qe8
- 2.Sa5#
- 2.Rd6#
- 2.Qc7#
- threat
- 1.Sc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 17
- Sets
- Q(a);N_GUARD,P_PINP(A)::QAR1(D)
- Q(a);N_GUARD::QAR1(D)
- Q(a);N_GUARD::QAR1(D),XQ(a)
- Actual
- S(C);
- Threat
- S(C),XQ(a)
- Vars
- Q(a);CHECK,N_GUARD::S(C),XQ(a)
- Q(a);CHECK,OGATE::P(A),XQ(a)
- Q(a);N_GUARD::R1(E),XQ(a)
- Q(a);N_GUARD::QAR1(D),XQ(a)
- Q(a);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).