MESON Chess Problem Database

Problem Display
PID: 22109 (8/8/3n4/3Q4/2p1n1p1/5k2/3p2N1/3K1B1N w - - 0 1)

Fuchs, Georges Matthieu

La Strategie, 1924

8/8/3n4/3Q4/2p1n1p1/5k2/3p2N1/3K1B1N

#2

5 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Sb5
      • 2.Qf5#
    • 1...Sf5
      • 2.Qxf5#
    • 1...Sb7
      • 2.Qf5#
    • 1...Sf7
      • 2.Qf5#
    • 1...Sc8
      • 2.Qf5#
    • 1...Se8
      • 2.Qf5#
    • 1...c3
      • 2.Qd3#
    • 1...g3
      • 2.Qh5#
  • Keys
    • 1.Kc2!
      • 1...d1Q+
        • 2.Qxd1#
      • 1...d1B+
        • 2.Qxd1#
      • 1...g3
        • 2.Qh5#
      • 1...d1S
        • 2.Qxd1#
      • 1...d1R
        • 2.Qxd1#
      • 1...Sb5
        • 2.Qf5#
      • 1...Sf5
        • 2.Qxf5#
      • 1...Sb7
        • 2.Qf5#
      • 1...Sf7
        • 2.Qf5#
      • 1...Sc8
        • 2.Qf5#
      • 1...Se8
        • 2.Qf5#
      • 1...c3
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • S(f);N_GUARD::QAR2(E)
    • S(f);N_GUARD::QAR2(E),XS(f)
    • P(c);N_GUARD::QAR2(E)
    • P(e);OGATEB::QAB(E)
  • Actual
    • K(A);S_FLIGHT
    • Vars
      • P(a);CHECK,OGATE::QAB(E),XQ(a)
      • P(a);CHECK,OGATE::QAB(E),XB(a)
      • P(e);OGATEB::QAB(E)
      • P(a);OGATE::QAB(E),XS(a)
      • P(a);OGATE::QAB(E),XR(a)
      • S(f);N_GUARD::QAR2(E)
      • S(f);N_GUARD::QAR2(E),XS(f)
      • P(c);N_GUARD::QAR2(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).