MESON Chess Problem Database

Problem Display
PID: 210553 (4N3/5p2/1Nn1kP2/1p2b3/5P2/2Q2p2/1K1PR1P1/1n2r3 w - - 0 1)

Colaneri, Bruno

Sachova skladba, 2017

4N3/5p2/1Nn1kP2/1p2b3/5P2/2Q2p2/1K1PR1P1/1n2r3

#2

9 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Sb4
      • 2.Qxe5#
    • 1...Sd4
      • 2.Qc8#
    • 1...Sa5
      • 2.Qxe5#
    • 1...Sa7
      • 2.Qxe5#
    • 1...Se7
      • 2.Qxe5#
    • 1...Sb8
      • 2.Qxe5#
    • 1...Sd8
      • 2.Qxe5#
  • Tries
    • 1.fxe5?
      • threat
        • 2.Sg7#
      • 1...Sxe5
        • 2.Qxe5#
        • 2.Qc8#
      • 1...Kf5!
  • Keys
    • 1.g4!
      • threat
        • 2.f5#
      • 1...Sd4
        • 2.Qc8#
      • 1...Se7
        • 2.Qxe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 5
  • Sets
    • S(f);N_GUARD::QAR1(E),XB(e)
    • S(f);N_PINQ(E)::QAB(E)
  • Tries
    • Try
      • P(F);N_SPINQ(E),XB(e)
      • Threat
        • S(I)
      • Refutation
        • K(g);S_FLIGHT
  • Actual
    • P(D);
    • Threat
      • P(F)
    • Vars
      • S(f);N_PINQ(E)::QAB(E)
      • S(f);N_GUARD::QAR1(E),XB(e)
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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).