Problem Display
PID: 71854 (5Nnr/4p1pq/b3Pk1b/r2p3P/p1PKp1PP/4p3/1B6/8 w - - 0 1)

Woodward, LA

Chess, 1952

5Nnr/4p1pq/b3Pk1b/r2p3P/p1PKp1PP/4p3/1B6/8

#2

8 + 13


SOLUTION


  • SOUND
  • Sets
    • 1...Bb5
      • 2.Kxd5#
  • Keys
    • 1.cxd5!
      • threat
        • 2.Sd7#
      • 1...Rxd5+
        • 2.Kxd5#
      • 1...g5
        • 2.Kxe3#
      • 1...g6
        • 2.Kxe4#
      • 1...Bb5
        • 2.Kc5#
      • 1...Bc8
        • 2.Kc4#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(f);::B(A)+K(C),XP(e)
  • Actual
    • P(B);XP(e)
    • Threat
      • S(H)
    • Vars
      • R(d);CHECK,XP(B)::B(A)+K(C),XR(d)
      • P(j);::B(A)+K(C),XP(a)
      • P(j);::B(A)+K(C),XP(c)
      • B(f);::B(A)+K(C)


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).