MESON Chess Problem Database

Problem Display
PID: 196744 (2K5/B2R4/B1P5/2N2pp1/4P1b1/4k3/3p2pP/3n1nN1 w - - 0 1)

Sparke, Arthur M

L'Italia Scacchistica, 1919

2K5/B2R4/B1P5/2N2pp1/4P1b1/4k3/3p2pP/3n1nN1

#2

9 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kf2
      • 2.Sd3#
    • 1...fxe4
      • 2.Sd3#
      • 2.Se6#
  • Tries
    • 1.Rd3+?
      • 1...Kf4
        • 2.Bb8#
      • 1...Kf2!
  • Keys
    • 1.Re7!
      • threat
        • 2.Sd3#
      • 1...fxe4+
        • 2.Se6#
      • 1...f4+
        • 2.Sd7#
      • 1...Kf2
        • 2.Sd3#
      • 1...Kd4
        • 2.Sa4#
      • 1...Kf4
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • K(e);S_FLIGHT::B(G)+S(D),DCHECK
  • Tries
    • Try
      • R(H);CHECK
      • Vars
        • K(e);S_FLIGHT::B(G)
      • Refutation
        • K(e);S_FLIGHT
  • Actual
    • R(H);
    • Threat
      • B(G)+S(D)
    • Vars
      • P(g);CHECK,P_SPINP(g),SBLOCK,XP(C)::B(G)+S(D)
      • P(g);CHECK,SBLOCK::B(G)+S(D)
      • K(e);S_FLIGHT::B(G)+S(D),DCHECK
      • K(e);S_FLIGHT::B(G)+S(D)
      • K(e);S_FLIGHT::S(D)
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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).