Problem Display
PID: 16443 (2KR4/3B1Q2/4p3/R5N1/1P6/1p1kB2b/2p5/2n2N2 w - - 0 1)

Tuxen, Harri Viggo

Nationaltidende, 1940

2KR4/3B1Q2/4p3/R5N1/1P6/1p1kB2b/2p5/2n2N2

#2

9 + 6


SOLUTION


  • SOUND
  • Tries
    • 1.Bxe6+?
      • 1...Ke2
        • 2.Qf2#
      • 1...Kc3!
  • Keys
    • 1.Bd2!
      • threat
        • 2.Bb5#
      • 1...Ke2
        • 2.Qf3#
      • 1...Kc4
        • 2.Bb5#
      • 1...Kd4
        • 2.Bxe6#
      • 1...e5
        • 2.Bg4#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(F);CHECK,P_SPINB(F),XP(f)
      • Vars
        • K(d);S_FLIGHT::QAR1(G)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • B(B);
    • Threat
      • R(I)+B(F),DCHECK
    • Vars
      • K(d);S_FLIGHT::QAB1(G)
      • K(d);P_SPINP(f),S_FLIGHT::B(F)
      • K(d);P-FLIGHT::R(I)+B(F),XP(f)
      • P(f);OGATE,P_PINB(F)::R(I)+B(F)


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).