Problem Display
PID: 27560 (8/8/8/1K2N3/2Q1ppR1/2B1kp2/8/8 w - - 0 1)

Lebeck, Donald

Mate in Two!! (Lebeck), 1992

8/8/8/1K2N3/2Q1ppR1/2B1kp2/8/8

#2

5 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Qxe4+?
      • 1...Kf2
        • 2.Qxf3#
        • 2.Qe1#
      • 1...Kxe4!
  • Keys
    • 1.Qa2!
      • 1...f2
        • 2.Qd2#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK,XP(c)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(d),XQ(B)
  • Actual
    • Q(B);
    • Vars
      • P(b);::QAB1(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).