Problem Display
PID: 27511 (K7/2B5/prp4p/kb6/P1RP2Q1/1P6/8/8 w - - 0 1)

Lebeck, Donald

Mate in Two!! (Lebeck), 1992

K7/2B5/prp4p/kb6/P1RP2Q1/1P6/8/8

#2

7 + 6


SOLUTION


  • SOUND
  • Tries
    • 1.Qd1?
      • threat
        • 2.Qe1#
        • 2.Qd2#
        • 2.b4#
      • 1...Bxc4
        • 2.Qe1#
        • 2.Qd2#
      • 1...c5
        • 2.Qe1#
        • 2.Qd2#
      • 1...Bxa4!
  • Keys
    • 1.Qe2!
      • threat
        • 2.Qe1#
        • 2.Qd2#
      • 1...Bxa4
        • 2.Rxa4#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);
      • Threat
        • DUALS(3)
      • Refutation
        • B(b);XP(B)
  • Actual
    • Q(E);
    • Threat
      • DUALS(2)
    • Vars
      • B(b);OGATE,XP(B)::R1(C),XB(b)


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).