MESON Chess Problem Database

Problem Display
PID: 225660 (8/7p/7R/8/4pNp1/4P1k1/7N/4K2b w - - 0 1)

Onkoud, Abdelaziz

Praca, 1998

8/7p/7R/8/4pNp1/4P1k1/7N/4K2b

#2

5 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bg2
      • 2.Se2#
    • 1...Bf3
      • 2.Sf1#
  • Tries
    • 1.Rh5?
      • 1...Bg2
        • 2.Se2#
      • 1...Bf3
        • 2.Sf1#
      • 1...h6!
  • Keys
    • 1.Rxh7!
      • 1...Bg2
        • 2.Se2#
      • 1...Bf3
        • 2.Sf1#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK::S(D)
    • B(a);SBLOCK::S(B)
  • Tries
    • Try
      • R(E);
      • Vars
        • B(a);SBLOCK::S(D)
        • B(a);SBLOCK::S(B)
      • Refutation
        • P(e);
  • Actual
    • R(E);XP(e)
    • Vars
      • B(a);SBLOCK::S(D)
      • B(a);SBLOCK::S(B)
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).