MESON Chess Problem Database

Problem Display
PID: 42500 (N3b3/K1PnrB2/2pkP3/6BR/2PNP3/8/1R4n1/Q5b1 w - - 0 1)

Bruch, Wieland

Gvozdjak, Peter

Cyclone, 2000

N3b3/K1PnrB2/2pkP3/6BR/2PNP3/8/1R4n1/Q5b1

#2

12 + 7

SOLUTION

  • SOUND
  • Tries
    • 1.Bf4+?
      • 1...Sxf4
        • 2.c8S#
      • 1...Se5!
  • Keys
    • 1.Be3!
      • threat
        • 2.c8S#
      • 1...Se5
        • 2.Sf5#
      • 1...Sc5
        • 2.e5#
      • 1...Sb6
        • 2.c5#
      • 1...Sf6
        • 2.c5#
      • 1...Sb8
        • 2.c5#
      • 1...Sf8
        • 2.c5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(F);CHECK
      • Vars
        • S(b);N_GUARD,S_CUTS(e),XB(F)::P=S
      • Refutation
        • S(e);P_PINP(J),P_SPINS(e)
  • Actual
    • B(F);N_SPINS(D)
    • Threat
      • P=S
    • Vars
      • S(e);P_PINP(J),SBLOCK::S(D)
      • S(e);N_GUARD,P_PINP(J),SBLOCK::P(E)
      • S(e);N_GUARD,P_PINP(J)::P(C)
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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).