MESON Chess Problem Database

Problem Display
PID: 163522 (8/7K/8/3Qb2B/8/B1p2pp1/p3n1RN/r3k2r w - - 0 1)

Hjelle, David

Novi Temi, 1973

8/7K/8/3Qb2B/8/B1p2pp1/p3n1RN/r3k2r

#2

6 + 9

SOLUTION

  • SOUND
  • Keys
    • 1.Qxf3!
      • threat
        • 2.Qxe2#
      • 1...Kd1
        • 2.Qxe2#
      • 1...Kd2
        • 2.Qxe2#
      • 1...Sc1
        • 2.Qd1#
      • 1...Sg1
        • 2.Qf1#
      • 1...Sd4
        • 2.Qxc3#
      • 1...Sf4
        • 2.Qxg3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(D);XP(g)
    • Threat
      • QAR1(D),XS(e)
    • Vars
      • K(b);P-FLIGHT,P_SPINS(e)::QAB1(D),XS(e)
      • K(b);P_SPINS(e),S_FLIGHT::QAR1(D),XS(e)
      • S(e);OGATE::QAR1(D)
      • S(e);S_CUTR(c)::QAR1(D)
      • S(e);N_GUARD,S_CUTB(i)::QAB(D),XP(f)
      • S(e);N_GUARD,S_CUTB(i)::QAB(D),XP(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).