MESON Chess Problem Database

Problem Display
PID: 67506 (8/3r4/6p1/8/2N5/4N2b/q2pp3/2brk1K1 w - - 0 1)

Kipping, Cyril Stanley

Chess, 1948

8/3r4/6p1/8/2N5/4N2b/q2pp3/2brk1K1

#2

3 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Qa1
      • 2.Sc2#
    • 1...Qc2
      • 2.Sxc2#
    • 1...Qa3
      • 2.Sc2#
    • 1...Qa5
      • 2.Sc2#
    • 1...Qa6
      • 2.Sc2#
    • 1...Qa8
      • 2.Sc2#
    • 1...Bb2
      • 2.Sc2#
    • 1...Bg2
      • 2.Sxg2#
    • 1...Bg4
      • 2.Sg2#
    • 1...Bf5
      • 2.Sg2#
    • 1...Be6
      • 2.Sg2#
  • Keys
    • 1.Se5!
      • threat
        • 2.Sf3#
      • 1...Qd5
        • 2.Sc2#
      • 1...Qf7
        • 2.Sc2#
      • 1...Qa8
        • 2.Sc2#
      • 1...Rf7
        • 2.Sd3#
      • 1...Bg2
        • 2.Sxg2#
      • 1...Bg4
        • 2.Sg2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 8
  • Sets
    • Q(d);N_GUARD::S(B)
    • Q(d);N_GUARD::S(B),XQ(d)
    • B(a);S_CUTQ(d)::S(B)
    • B(g);N_GUARD::S(B),XB(g)
    • B(g);N_GUARD::S(B)
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • Q(d);N_GUARD::S(B)
      • R(i);N_GUARD::S(C)
      • B(g);N_GUARD::S(B),XB(g)
      • B(g);N_GUARD::S(B)
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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).