MESON Chess Problem Database

Problem Display
PID: 93276 (1Q1B1b2/1B1p4/4k1K1/8/8/8/8/8 w - - 0 1)

Tuxen, Harri Viggo

Skakbladet, 1961

1Q1B1b2/1B1p4/4k1K1/8/8/8/8/8

#2

4 + 3

3713 Snap 2009
6490 yacpdb 2009
5454 Near Snap 2017

SOLUTION

  • SOUND
  • Sets
    • 1...d5
      • 2.Bc8#
  • Keys
    • 1.Bf6!
      • threat
        • 2.Qe5#
      • 1...d5
        • 2.Bc8#
      • 1...d6
        • 2.Qc8#
      • 1...Bd6
        • 2.Qg8#

Anticipated by 158188(1936), 47998(1944)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(b);OGATEB,SBLOCK::B(B)
  • Actual
    • B(D);
    • Threat
      • QAR1(C)
    • Vars
      • P(b);OGATEB,SBLOCK::B(B)
      • P(b);OGATEB,SBLOCK::QAB(C)
      • B(c);OGATE,SBLOCK::QAB(C)
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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).