MESON Chess Problem Database

Problem Display
PID: 239091 (8/4Kp2/3p1p2/P2k1p2/Q4P2/1p1N4/1B6/4N3 w - - 0 1)

Borovik, Boris V

Schweizerische Schachzeitung, 1989

8/4Kp2/3p1p2/P2k1p2/Q4P2/1p1N4/1B6/4N3

#2

7 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Qd7?
      • 1...Kc4
        • 2.Qc6#
      • 1...Ke4!
  • Keys
    • 1.Qe8!
      • 1...Kc4
        • 2.Qc6#
      • 1...Ke4
        • 2.Kxd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);P_PINP(d)
      • Vars
        • K(b);N_SPINP(d),S_FLIGHT::QAR2(D)
      • Refutation
        • K(b);N_SPINP(d),S_FLIGHT
  • Actual
    • Q(D);
    • Vars
      • K(b);S_FLIGHT::QAR2(D)
      • K(b);S_FLIGHT::QAR(D)+K(G),XP(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).