MESON Chess Problem Database

Problem Display
PID: 162681 (b3K3/3P2N1/3pp3/5P1p/2Q1qk2/6R1/3bp3/BB5N w - - 0 1)

Thomas, Georg

Skakbladet, 1942

b3K3/3P2N1/3pp3/5P1p/2Q1qk2/6R1/3bp3/BB5N

#2

9 + 8

15601 Albrecht-Leiss-Degener Collection 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Qxc4
      • 2.Sxh5#
    • 1...exf5+
      • 2.Se6#
  • Keys
    • 1.Qxe6!
      • threat
        • 2.Sxh5#
      • 1...Qxe6+
        • 2.Sxe6#
      • 1...Qxh1
        • 2.Qxd6#
      • 1...Qxf5
        • 2.Qxf5#
      • 1...Qf3
        • 2.Qh6#
      • 1...h4
        • 2.Sh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 2
  • Sets
    • Q(c);N_SPINQ(c),XQ(E)::S(H),XP(e)
    • P(g);CHECK,SBLOCK,XP(F)::S(H)
  • Actual
    • Q(E);N_PINQ(c),P_SPINQ(E),XP(g)
    • Threat
      • S(H),XP(e)
    • Vars
      • Q(c);CHECK,XQ(E)::S(H),XQ(c)
      • Q(c);N_PINQ(E),XS(C)::QAB(E),XP(f)
      • Q(c);N_PINQ(E),XP(F)::QAR1(E),XQ(c)
      • Q(c);N_PINQ(E)::QAB(E)
      • P(e);::S(H)
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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).