MESON Chess Problem Database

Problem Display
PID: 133083 (1Bb1Q3/4p3/3P1P2/7p/8/4K3/6Bk/8 w - - 0 1)

Ferron de la Fuente, Ernesto

Problem Observer, 2006

1Bb1Q3/4p3/3P1P2/7p/8/4K3/6Bk/8

#2

6 + 4

SOLUTION

  • SOUND
  • Keys
    • 1.Kf2!
      • threat
        • 2.dxe7#
      • 1...exd6
        • 2.Bxd6#
      • 1...exf6
        • 2.d7#
      • 1...e5
        • 2.Qxe5#
      • 1...e6
        • 2.Qxh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • K(B);S_FLIGHT
    • Threat
      • B(E)+P(C),XP(c)
    • Vars
      • P(c);OGATE,P_SPINP(c),XP(C)::B(E),XP(c)
      • P(c);N_GUARD,XP(D)::B(E)+P(C)
      • P(c);OGATE::QAB(F),XP(c)
      • P(c);S_CUTB(d)::QAR(F),XP(b)
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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).