MESON Chess Problem Database

Problem Display
PID: 187673 (6b1/8/3P2p1/1n5r/2p1k1N1/2p2Rp1/K2PN1B1/8 w - - 0 1)

Kuskop, Friedrich Amandus Leopold

Hampstead and Highgate Express, 1909

6b1/8/3P2p1/1n5r/2p1k1N1/2p2Rp1/K2PN1B1/8

#2

7 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Re5
      • 2.Sf6#
    • 1...Rf5
      • 2.Re3#
    • 1...Sd4
      • 2.Sxc3#
  • Tries
    • 1.d3+?
      • 1...cxd3+
        • 2.Rf7#
      • 1...Kd5!
  • Keys
    • 1.d4!
      • threat
        • 2.Sf6#
      • 1...cxd4 ep+
        • 2.Rf7#
      • 1...Kd5
        • 2.Rf6#
      • 1...Sxd4
        • 2.Sxc3#
      • 1...Rf5
        • 2.Re3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • R(f);SBLOCK::S(F)
    • R(f);SBLOCK::B(D)+R(E),DCHECK
    • S(e);N_GUARD,SBLOCK::S(C),XP(a)
  • Tries
    • Try
      • P(B);CHECK
      • Vars
        • P(c);CHECK,SBLOCK,XP(B)::B(D)+R(E)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • P(B);
    • Threat
      • S(F)
    • Vars
      • P(c);CHECK,EP,XP(B)::B(D)+R(E)
      • K(d);S_FLIGHT::B(D)+R(E)
      • S(e);N_GUARD,SBLOCK,XP(B)::S(C),XP(a)
      • R(f);SBLOCK::B(D)+R(E),DCHECK
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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).