MESON Chess Problem Database

Problem Display
PID: 99114 (4r3/2Q1nN2/2p2p2/1pk5/1rb5/PPn2N2/3PBR2/b2RK1B1 w - - 0 1)

Fleck, Ferenc

Olympic Ty., 1952

4r3/2Q1nN2/2p2p2/1pk5/1rb5/PPn2N2/3PBR2/b2RK1B1

#2

11 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bd5
      • 2.Qa7#
    • 1...Sd5
      • 2.d4#
  • Keys
    • 1.S3g5!
      • threat
        • 2.Rf5#
      • 1...Kd4
        • 2.Rf5#
      • 1...Kd5
        • 2.Qd6#
      • 1...Bd5
        • 2.Qa7#
      • 1...Scd5
        • 2.Se6#
      • 1...Sed5
        • 2.d4#
      • 1...Sf5
        • 2.Rxf5#
      • 1...f5
        • 2.Rxf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • B(d);SBLOCK::QAB(J)
    • S(i);P_PINB(E),SBLOCK::P(D)
  • Actual
    • S(I);
    • Threat
      • B(C)+R(F),DCHECK
    • Vars
      • K(f);N_SPINP(g),S_FLIGHT::B(C)+R(F)
      • K(f);N_SPINP(g),P-FLIGHT::QAR1(J)
      • B(d);SBLOCK::QAB(J)
      • S(b);SBLOCK,S_CUTB(d)::S(I)
      • S(i);P_PINB(E),SBLOCK::P(D)
      • S(i);P_PINB(E)::B(C)+R(F),DCHECK,XS(i)
      • P(h);::B(C)+R(F),DCHECK,XP(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).