MESON Chess Problem Database

Problem Display
PID: 43749 (2Q3K1/1p6/3B4/2P1N3/R1p1k1P1/Rq3N2/B2Prbp1/8 w - - 0 1)

Cristoffanini, Guido

De Problemist, 1930

2Q3K1/1p6/3B4/2P1N3/R1p1k1P1/Rq3N2/B2Prbp1/8

#2

11 + 7

SOLUTION

  • SOUND
  • Keys
    • 1.Sxc4!
      • threat
        • 2.Qf5#
      • 1...Qxc4+
        • 2.Qe6#
      • 1...Kd3
        • 2.Bb1#
      • 1...Kxf3
        • 2.Qf5#
      • 1...Kd5
        • 2.Sb6#
      • 1...Qxf3
        • 2.Se3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(H);P_SPINS(H),XP(e)
    • Threat
      • QAB1(J)
    • Vars
      • Q(d);CHECK,P_SPINQ(d),XS(H)::QAR2(J)
      • K(f);P_SPINQ(d),S_FLIGHT::B(A)
      • K(f);P_SPINQ(d),S_FLIGHT,XS(D)::QAR2(J)
      • K(f);N_PINS(H),S_FLIGHT::S(H)
      • Q(d);N_PINS(H),SBLOCK,XS(D)::R(E)+S(H)
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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).