MESON Chess Problem Database

Problem Display
PID: 60103 (8/K7/8/P2N3B/Q1p4B/4p3/NpPbP3/1qrk4 w - - 0 1)

Haake, Wilhelm

Die Sphinx, 1928

8/K7/8/P2N3B/Q1p4B/4p3/NpPbP3/1qrk4

#2

9 + 7

23 Die Schwalbe 1928

SOLUTION

  • SOUND
  • Keys
    • 1.Qd7!
      • threat
        • 2.Sxe3#
      • 1...Kxc2
        • 2.Qa4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(D);
    • Threat
      • S(G),XP(f)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XP(B)::QAB(D)
HTML5 logo

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).