Problem Display
PID: 22159 (2K5/1N2p3/8/1B1k4/3b2Q1/8/8/8 w - - 0 1)

Tuxen, Harri Viggo

Skakbladet, 1963

2K5/1N2p3/8/1B1k4/3b2Q1/8/8/8

#2

4 + 3


2012 Miniature Chess Problems from Many Countries 1981
3295 Einfuhrung in die Welt des Schachproblem 1984
3310 2345 Chess Problems 1997
145 StrateGems 2008
5454 Near Snap 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Be5
      • 2.Qc4#
  • Keys
    • 1.Bd3!
      • threat
        • 2.Qe4#
      • 1...Ke5
        • 2.Qf5#
      • 1...Kc6
        • 2.Qe6#
      • 1...Be5
        • 2.Qc4#
      • 1...e5
        • 2.Qd7#

Anticipated by 102200(1930)

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(a);OGATE,SBLOCK::QAB1(A)
  • Actual
    • B(B);
    • Threat
      • QAB1(A)
    • Vars
      • K(b);P-FLIGHT::QAR1(A)
      • K(b);S_FLIGHT::QAR2(A)
      • B(a);OGATE,SBLOCK::QAB1(A)
      • P(c);SBLOCK::QAR2(A)


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).