MESON Chess Problem Database

Problem Display
PID: 264824 (2K5/3p4/2k5/2B5/2Q5/2nP4/8/8 w - - 0 1)

Larsen, Lars Aksglade (= Aksglade, Lars)

Skakbladet, 1983

2K5/3p4/2k5/2B5/2Q5/2nP4/8/8

#2

4 + 3

15601 Albrecht-Leiss-Degener Collection 2022
3713 Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...d6
      • 2.Bg1#
      • 2.Bf2#
      • 2.Be3#
      • 2.Bd4#
      • 2.Ba7#
  • Tries
    • 1.Qa6+?
      • 1...Kd5
        • 2.Qd6#
      • 1...Kxc5!
  • Keys
    • 1.d4!
      • 1...Sb1
        • 2.d5#
      • 1...Sd1
        • 2.d5#
      • 1...Sa2
        • 2.d5#
      • 1...Se2
        • 2.d5#
      • 1...Sa4
        • 2.d5#
      • 1...Se4
        • 2.d5#
      • 1...Sb5
        • 2.d5#
      • 1...Sd5
        • 2.Qa4#
      • 1...d5
        • 2.Qa6#
      • 1...d6
        • 2.Ba7#

This anticipates 23075(1996)

This is after

After H. Hultberg.

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::QAR1(B)
      • Refutation
        • K(b);P-FLIGHT,XB(C)
  • Actual
    • P(A);
    • Vars
      • S(a);N_GUARD::P(A)
      • S(a);N_GUARD,SBLOCK::QAB(B)
      • P(c);SBLOCK::QAR2(B)
      • P(c);SBLOCK::QAR(B)+B(C)
HTML5 logo

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).