MESON Chess Problem Database

Problem Display
PID: 71918 (8/5pb1/Kppn4/2k2P1R/R1Bpp2Q/1p1p4/3B4/8 w - - 0 1)

Anonymous

Source?, 0000

8/5pb1/Kppn4/2k2P1R/R1Bpp2Q/1p1p4/3B4/8

#2

7 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Sxf5
      • 2.Qe7#
  • Keys
    • 1.Qd8!
      • threat
        • 2.Qxb6#
      • 1...Sxc4
        • 2.Bb4#
      • 1...Sxf5
        • 2.Qe7#
      • 1...Sb5
        • 2.f6#
      • 1...Sb7
        • 2.f6#
      • 1...Sc8
        • 2.f6#
      • 1...Se8
        • 2.f6#
      • 1...b5
        • 2.Qb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(h);OGATEB,P_SPINS(h),XP(E)::QAB(D)
  • Actual
    • Q(D);
    • Threat
      • QAB1(D),XP(f)
    • Vars
      • S(h);SBLOCK,XB(C)::B(A)
      • S(h);OGATEB,P_SPINS(h),XP(E)::QAB(D)
      • S(h);N_GUARD::R(F)+P(E)
      • P(f);::QAB1(D)
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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).