MESON Chess Problem Database

Problem Display
PID: 183171 (8/3N4/2pp4/3kpB2/3N4/P1p5/4P3/6QK w - - 0 1)

Skalik, Frantisek

Casopis ceskoslovenskych sachistu, 1907

8/3N4/2pp4/3kpB2/3N4/P1p5/4P3/6QK

#2

7 + 5

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...exd4
      • 2.Qg8#
    • 1...e4
      • 2.Be6#
    • 1...c5
      • 2.Sb6#
  • Tries
    • 1.Bb1?
      • 1...Kc4
        • 2.Ba2#
      • 1...exd4
        • 2.Qg8#
      • 1...e4
        • 2.Ba2#
      • 1...c5
        • 2.Sb6#
      • 1...c2!
    • 1.Bd3?
      • threat
        • 2.e4#
      • 1...exd4
        • 2.Qg8#
      • 1...e4!
  • Keys
    • 1.Bc2!
      • 1...Kc4
        • 2.Bb3#
      • 1...exd4
        • 2.Qg8#
      • 1...e4
        • 2.Bb3#
      • 1...c5
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(c);SBLOCK,XS(E)::QAB(A)
    • P(c);SBLOCK::B(F)
    • P(d);SBLOCK::S(G)
  • Tries
    • Try
      • B(F);
      • Vars
        • K(b);S_FLIGHT::B(F)
        • P(c);SBLOCK,XS(E)::QAB(A)
        • P(c);SBLOCK::B(F)
        • P(d);SBLOCK::S(G)
      • Refutation
        • P(a);
    • Try
      • B(F);
      • Threat
        • P(C)
      • Vars
        • P(c);SBLOCK,XS(E)::QAB(A)
      • Refutation
        • P(c);
  • Actual
    • B(F);
    • Vars
      • K(b);S_FLIGHT::B(F)
      • P(c);SBLOCK,XS(E)::QAB(A)
      • P(c);SBLOCK::B(F)
      • P(d);SBLOCK::S(G)
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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).