MESON Chess Problem Database

Problem Display
PID: 200345 (b1N1r1B1/1n1rp1p1/3p1kpp/1K1p2q1/3P2nB/3P2N1/Q4p2/8 w - - 0 1)

Laaksonen, Hellmuth

Suomen Shakki, 1944

b1N1r1B1/1n1rp1p1/3p1kpp/1K1p2q1/3P2nB/3P2N1/Q4p2/8

#2

8 + 14

SOLUTION

  • SOUND
  • Keys
    • 1.Qxd5!
      • threat
        • 2.Se4#
      • 1...Se5
        • 2.Qe6#
      • 1...Sc5
        • 2.Qf7#
      • 1...e5
        • 2.Qf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);P_SPINQ(A),XP(c)
    • Threat
      • S(C)
    • Vars
      • S(b);N_PINQ(A)::QAR1(A)
      • S(i);N_PINQ(A)::QAR1(A)
      • P(k);N_PINQ(A)::QAR(A)
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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).