MESON Chess Problem Database

Problem Display
PID: 203294 (1Q3K2/1B1p3N/4k1p1/8/6nN/8/8/1b6 w - - 0 1)

Tuhan-Baranowski, Leon

Deutsche Schachzeitung, 1924

1Q3K2/1B1p3N/4k1p1/8/6nN/8/8/1b6

#2

5 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sf6
      • 2.Sg5#
    • 1...d5
      • 2.Bc8#
    • 1...d6
      • 2.Qe8#
  • Keys
    • 1.Sf3!
      • threat
        • 2.Sd4#
      • 1...Kf5
        • 2.Sd4#
      • 1...d5
        • 2.Bc8#
      • 1...d6
        • 2.Qc8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • S(b);SBLOCK::S(C)
    • P(e);OGATEB,SBLOCK::B(B)
    • P(e);SBLOCK::QAR2(D)
  • Actual
    • S(A);
    • Threat
      • S(A)
    • Vars
      • K(c);S_FLIGHT::S(A)
      • P(e);OGATEB,SBLOCK::B(B)
      • P(e);OGATEB,SBLOCK::QAB(D)
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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).