MESON Chess Problem Database

Problem Display
PID: 178327 (k4K2/1p1N4/2nP4/1NPQ4/8/P7/8/8 w - - 0 1)

Henriksen, Thorleif Cammillo

Morgenbladet, 1929

k4K2/1p1N4/2nP4/1NPQ4/8/P7/8/8

#2

7 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sa7
      • 2.Sc7#
    • 1...Sb8
      • 2.Sb6#
    • 1...b6
      • 2.Qxc6#
  • Keys
    • 1.Qe4!
      • 1...b6
        • 2.Qxc6#
      • 1...Sb4
        • 2.Qe8#
      • 1...Sd4
        • 2.Qe8#
      • 1...Sa5
        • 2.Qe8#
      • 1...Se5
        • 2.Qa4#
      • 1...Sa7
        • 2.Sc7#
      • 1...Se7
        • 2.Qa4#
      • 1...Sb8
        • 2.Sb6#
      • 1...Sd8
        • 2.Qa4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(a);P_SPINP(b),SBLOCK::S(B)
    • S(a);P_SPINP(b),SBLOCK::S(F)
    • P(b);OGATEB,P_SPINS(a)::QAB(D),XS(a)
  • Actual
    • Q(D);
    • Vars
      • P(b);OGATEB,P_SPINS(a)::QAB(D),XS(a)
      • S(a);N_GUARD,P_SPINP(b)::QAR(D)
      • S(a);P_SPINP(b),SBLOCK::S(B)
      • S(a);P_SPINP(b),SBLOCK::S(F)
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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).