MESON Chess Problem Database

Problem Display
PID: 92913 (1nK5/8/3Q4/k7/p1P5/8/8/8 w - - 0 1)

Ekstrom, Sven Johan Adrian

Schackvarlden, 1944

1nK5/8/3Q4/k7/p1P5/8/8/8

#2

3 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Kb7!
      • threat
        • 2.Qc5#
        • 2.Qd2#
        • 2.Qb6#
      • 1...a3
        • 2.Qxa3#
      • 1...Sa6
        • 2.Qb6#
      • 1...Sc6
        • 2.Qc5#
      • 1...Sd7
        • 2.Qd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • K(C);S_FLIGHT
    • Threat
      • DUALS(3)
    • Vars
      • P(a);OGATEB::QAR2(B),XP(a)
      • S(c);::QAB1(B)
      • S(c);::QAR2(B)
      • S(c);::QAB(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).