MESON Chess Problem Database

Problem Display
PID: 110513 (8/4k3/3NN2K/1Q6/1P6/8/8/8 w - - 0 1)

Lokker, Miklosh S

Szovetszkoe Zakarpatyje, 1955

8/4k3/3NN2K/1Q6/1P6/8/8/8

#2

5 + 1

5454 Near Snap 2009
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Sf8!
      • 1...Kxd6
        • 2.Qc5#
      • 1...Kf6
        • 2.Qg5#
      • 1...Kd8
        • 2.Qd7#
      • 1...Kxf8
        • 2.Qe8#

Anticipated by 201345(1922), 76028(1925), 16695(1942), 176153(1953)

This anticipates 176168(1959), 104712(1969), 7995(1995), 103493(1996)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Vars
      • K(a);OGATEB,S_FLIGHT,XS(C)::QAB1(B)
      • K(a);S_FLIGHT::QAB1(B)
      • K(a);S_FLIGHT::QAR1(B)
      • K(a);S_FLIGHT,XS(D)::QAR1(B)
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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).