MESON Chess Problem Database

Problem Display
PID: 12259 (7B/6p1/7Q/7P/5N1k/5K2/8/8 w - - 0 1)

Ebert, Hilmar

Deutsche Schachzeitung, 1977

7B/6p1/7Q/7P/5N1k/5K2/8/8

#2

5 + 2

3295 Einfuhrung in die Welt des Schachproblem 1984

SOLUTION

  • SOUND
  • Sets
    • 1...gxh6
      • 2.Bf6#
    • 1...g5
      • 2.hxg5 ep#
    • 1...g6
      • 2.hxg6#
  • Keys
    • 1.Qf6+!
      • 1...gxf6
        • 2.Bxf6#
      • 1...g5
        • 2.hxg5 ep#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 2
  • Sets
    • P(b);OGATE,XQ(D)::B(E)
    • P(b);OGATE::QAR(D)+P(C),XP(b),EP
    • P(b);OGATE::QAR(D)+P(C),XP(b)
  • Actual
    • Q(D);CHECK
    • Vars
      • P(b);OGATE,XQ(D)::B(E),XP(b)
      • P(b);OGATE,P_SPINP(b)::QAB(D)+P(C),XP(b),EP
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).