MESON Chess Problem Database

Problem Display
PID: 243932 (1Q3R2/4N3/3rq1p1/K1B2r2/P2b1k1P/2n2NpP/3PR1B1/8 w - - 0 1)

Fleck, Ferenc

Magyar Sakkelet, 1973

1Q3R2/4N3/3rq1p1/K1B2r2/P2b1k1P/2n2NpP/3PR1B1/8

#2

12 + 8

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qa2
      • 2.Sxg6#
    • 1...Qb3
      • 2.Sxg6#
    • 1...Qc4
      • 2.Sxg6#
    • 1...Qd5
      • 2.Sxg6#
    • 1...Qd7
      • 2.Sxg6#
    • 1...Qc8
      • 2.Sxg6#
    • 1...Qe4
      • 2.Sxg6#
    • 1...Bf6
      • 2.Sxg6#
  • Keys
    • 1.Se1!
      • threat
        • 2.Sd3#
      • 1...Qxe2
        • 2.Sxg6#
      • 1...Qe3
        • 2.Sxg6#
      • 1...Qe4
        • 2.Sxg6#
      • 1...Qc4
        • 2.Sxg6#
      • 1...Be5
        • 2.Be3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 6
  • Sets
    • Q(g);N_GUARD,P_PINP(F)::S(J),XP(h)
    • Q(g);N_GUARD::S(J),XP(h)
    • B(c);N_SPINR(e),P_SPINR(f),S_CUTQ(g)::S(J),XP(h)
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • Q(g);N_GUARD,XR(B)::S(J),XP(h)
      • Q(g);N_GUARD::S(J),XP(h)
      • B(c);N_PINB(I),SBLOCK::B(I)
HTML5 logo

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).