MESON Chess Problem Database
Problem Display
PID: 57844 (8/8/4p3/2P1pp2/2n1kB1Q/1N4R1/2P5/7K w - - 0 1)
Ramton, Trygve
Chess Life, 1957
#2
7 + 5
SOLUTION
- SOUND
- Tries
- 1.Rd3?
- 1...Se3
- 2.Sd2#
- 1...Sb2
- 2.Sd2#
- 1...Sd2
- 2.Sxd2#
- 1...Sa3
- 2.Sd2#
- 1...Sa5
- 2.Sd2#
- 1...Sb6
- 2.Sd2#
- 1...Sd6
- 2.Sd2#
- 1...exf4!
- 1...Se3
- 1.Qf6?
- 1...Kxf4
- 2.Qh4#
- 1...exf4
- 2.Qd4#
- 1...Sb2
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sa3
- 2.Qxe5#
- 1...Se3
- 2.Qxe5#
- 1...Sa5
- 2.Qxe5#
- 1...Sb6
- 2.Qxe5#
- 1...Sd6
- 2.Qxe5#
- 1...Kd5!
- 1...Kxf4
- 1.Rd3?
- Keys
- 1.Qh8!
- 1...Kxf4
- 2.Qh4#
- 1...Kd5
- 2.Qa8#
- 1...exf4
- 2.Qd4#
- 1...Sb2
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sa3
- 2.Qxe5#
- 1...Se3
- 2.Qxe5#
- 1...Sa5
- 2.Qxe5#
- 1...Sb6
- 2.Qxe5#
- 1...Sd6
- 2.Qxe5#
- 1...Kxf4
- 1.Qh8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(D);
- Vars
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- P(c);P_SPINP(c),XB(E)
- Try
- Q(F);
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINP(d),XB(E)::QAR2(F)
- P(c);OGATE,SBLOCK,XB(E)::QAR1(F)
- S(a);N_GUARD::QAR1(F),XP(c)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- Q(F);
- Vars
- K(b);OGATEB,P-FLIGHT,XB(E)::QAR2(F)
- K(b);S_FLIGHT::QAB(F)
- P(c);OGATE,SBLOCK,XB(E)::QAR1(F)
- S(a);N_GUARD::QAR1(F),XP(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).