MESON Chess Problem Database

Problem Display
PID: 6519 (3K1R2/BBNnN3/1r2R1pQ/b4nqr/b1p2k1P/6pP/5P2/8 w - - 0 1)

Fleck, Ferenc

10th Prize, Budapest Chess Club, 1931-1933

3K1R2/BBNnN3/1r2R1pQ/b4nqr/b1p2k1P/6pP/5P2/8

#2

11 + 11

14868 Pirnie Collection 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Rb1
      • 2.Be3#
    • 1...Rb2
      • 2.Be3#
    • 1...Rb4
      • 2.Be3#
    • 1...Rb5
      • 2.Be3#
    • 1...Ra6
      • 2.Be3#
    • 1...Rd6
      • 2.Be3#
    • 1...Sf6
      • 2.Sxg6#
  • Keys
    • 1.Re3!
      • threat
        • 2.Sd5#
      • 1...Rxb7
        • 2.fxg3#
      • 1...Rb1
        • 2.fxg3#
      • 1...Rb2
        • 2.fxg3#
      • 1...Rb3
        • 2.fxg3#
      • 1...Rb4
        • 2.fxg3#
      • 1...Rb5
        • 2.fxg3#
      • 1...Ra6
        • 2.fxg3#
      • 1...Rc6
        • 2.fxg3#
      • 1...Rd6
        • 2.fxg3#
      • 1...Re6
        • 2.fxg3#
      • 1...Rf6
        • 2.Sd5#
      • 1...Bc6
        • 2.Se6#
      • 1...Sf6
        • 2.Sxg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 6
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • R(i);N_PINS(I),OGATE,P_PINS(H)::B(F)
    • S(k);N_PINS(I),N_SPINS(f)::S(I),XP(j)
  • Actual
    • R(D);
    • Threat
      • S(H)
    • Vars
      • R(i);N_PINS(I),P_PINS(H),XB(G)::P(A),XP(a)
      • R(i);N_PINS(I),P_PINS(H)::P(A),XP(a)
      • R(i);N_PINS(I),N_SPINS(f),P_PINS(H)::S(I)
      • B(b);S_CUTR(i)::S(H)
      • S(k);N_PINS(I),N_SPINS(f)::S(I),XP(j)
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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).