MESON Chess Problem Database

Problem Display
PID: 241421 (1b6/2rp2B1/p4N2/KPP5/3k1P2/2R1p3/2B1P1b1/1N4r1 w - - 0 1)

Hjelle, David

Arbejder-Skak, 1950

1b6/2rp2B1/p4N2/KPP5/3k1P2/2R1p3/2B1P1b1/1N4r1

#2

10 + 8

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bd5
      • 2.Sg4#
    • 1...d5
      • 2.Sd7#
  • Keys
    • 1.Sa3!
      • threat
        • 2.Rc4#
      • 1...Kxc3
        • 2.Se4#
      • 1...Rxc5
        • 2.Rd3#
      • 1...axb5
        • 2.Sxb5#
      • 1...Bd5
        • 2.Sg4#
      • 1...d5
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(b);SBLOCK::B(J)+S(I)
    • P(g);SBLOCK::B(J)+S(I)
  • Actual
    • S(A);
    • Threat
      • R1(D)
    • Vars
      • K(d);S_FLIGHT,XR(D)::B(J)+S(I),DCHECK
      • R(f);P_PINP(G),SBLOCK,XP(H)::R1(D)
      • P(e);XP(G)::S(A),XP(e)
      • B(b);SBLOCK::B(J)+S(I)
      • P(g);SBLOCK::B(J)+S(I)
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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).