MESON Chess Problem Database

Problem Display
PID: 251086 (kn6/3B4/PP1K4/8/8/Q7/8/8 w - - 0 1)

Abdullayev, Suleyman

Uralski Problemist, 2011

kn6/3B4/PP1K4/8/8/Q7/8/8

#2

5 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.a7?
      • 1...Sxd7
        • 2.Qf3#
      • 1...Sa6
        • 2.Bc6#
        • 2.Qf3#
      • 1...Sc6
        • 2.Bxc6#
      • 1...Kb7!
  • Keys
    • 1.Kc7!
      • 1...Sxa6+
        • 2.Qxa6#
      • 1...Sxd7
        • 2.Qf3#
      • 1...Sc6
        • 2.Bxc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(B);
      • Vars
        • S(b);N_GUARD,XB(E)::QAB(A)
        • S(b);N_GUARD::B(E),XS(b)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • K(D);S_FLIGHT
    • Vars
      • S(b);CHECK,OGATE,P_SPINS(b),XP(B)::QAR2(A),XS(b)
      • S(b);N_GUARD,XB(E)::QAB(A)
      • S(b);N_GUARD::B(E),XS(b)
HTML5 logo

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).