MESON Chess Problem Database

Problem Display
PID: 196672 (1b2n1Kn/1r1Bk3/1B3p2/r4P2/4pN2/8/8/3RR3 w - - 0 1)

Bruinsma, M

Haagsche Post, 1944

1b2n1Kn/1r1Bk3/1B3p2/r4P2/4pN2/8/8/3RR3

#2

7 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Sg6
      • 2.Sxg6#
    • 1...Sf7
      • 2.Sg6#
  • Keys
    • 1.Bb5!
      • threat
        • 2.Bd8#
      • 1...Rxb6
        • 2.Rd7#
      • 1...Rc7
        • 2.Rxe4#
      • 1...Rd7
        • 2.Rxd7#
      • 1...Bd6
        • 2.Sd5#
      • 1...Bc7
        • 2.Rd7#
      • 1...Sd6
        • 2.Sd5#
      • 1...Sc7
        • 2.Bc5#
      • 1...Sf7
        • 2.Sg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 1
  • Sets
    • S(h);N_GUARD::S(C),XS(h)
    • S(h);N_GUARD::S(C)
  • Actual
    • B(F);
    • Threat
      • B(E)
    • Vars
      • R(d);N_GUARD,XB(E)::R1(A)
      • R(d);S_CUTB(f)::R(B),XP(a)
      • R(d);N_GUARD::R1(A),XR(d)
      • B(f);SBLOCK::S(C)
      • B(f);S_CUTR(d)::R1(A)
      • S(g);SBLOCK::S(C)
      • S(g);N_GUARD,S_CUTB(f)::B(E)
      • S(h);N_GUARD::S(C)
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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).