MESON Chess Problem Database

Problem Display
PID: 73333 (8/3K1p2/5P2/2pkP3/2pqr1R1/5N2/p2N3Q/3R3B w - - 0 1)

Jordan, Gijsbertus

Tijdschrift vd KNSB, 1942

8/3K1p2/5P2/2pkP3/2pqr1R1/5N2/p2N3Q/3R3B

#2

9 + 7

SOLUTION

  • SOUND
  • Keys
    • 1.Qh5!
      • threat
        • 2.Qxf7#
      • 1...Qxe5
        • 2.Sxe4#
      • 1...Rxe5
        • 2.Sxd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(D);
    • Threat
      • QAB(D),XP(g)
    • Vars
      • Q(c);P_SPINQ(c),XP(G)::R(A)+S(C),XR(d)
      • R(d);P_SPINR(d),XP(G)::B(B)+S(E),XQ(c)
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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).