Problem Display
PID: 52304 (3R2K1/8/2p5/Q2p4/2Pk4/1P6/6N1/bB6 w - - 0 1)

Howard, Kenneth Samuel

Grand Rapids Herald, 1933

3R2K1/8/2p5/Q2p4/2Pk4/1P6/6N1/bB6

#2

7 + 4


5089 The Enjoyment of Chess Problems 1943

SOLUTION


  • SOUND
  • Sets
    • 1...c5
      • 2.Rxd5#
      • 2.Qxa1#
  • Keys
    • 1.cxd5!
      • threat
        • 2.dxc6#
      • 1...Ke5
        • 2.Qxa1#
      • 1...cxd5
        • 2.Rxd5#
      • 1...c5
        • 2.Qxa1#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • P(D);XP(c)
    • Threat
      • R(F)+P(D),XP(d)
    • Vars
      • K(b);S_FLIGHT::QAB(E),XB(a)
      • P(d);OGATE,P_SPINP(d),XP(D)::R1(F),XP(d)
      • P(d);SBLOCK::QAB(E),XB(a)


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).