MESON Chess Problem Database

Problem Display
PID: 184848 (8/1n6/4P3/1p3Q2/bBkN4/2P1p3/8/2K5 w - - 0 1)

Jewetsky, Feodor Orestovich

125 Shakhmaty Zadachi (Eventski), 1908

8/1n6/4P3/1p3Q2/bBkN4/2P1p3/8/2K5

#2

6 + 5

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.Qxb5#
    • 1...Bc2
      • 2.Qxb5#
    • 1...Bb3
      • 2.Qxb5#
  • Keys
    • 1.Sb3!
      • 1...Kxb3
        • 2.Qd5#
      • 1...Bxb3
        • 2.Qe4#
      • 1...Sa5
        • 2.Sxa5#
      • 1...Sc5
        • 2.Sa5#
      • 1...Sd6
        • 2.Sa5#
      • 1...Sd8
        • 2.Sa5#
      • 1...e2
        • 2.Sd2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 6
    • REMOVED MATES = 2
  • Sets
    • B(b);N_GUARD::QAB1(E),XP(d)
  • Actual
    • S(D);
    • Vars
      • K(c);S_FLIGHT,XS(D)::QAB(E)
      • B(b);SBLOCK,XS(D)::QAR2(E)
      • S(e);N_GUARD::S(D),XS(e)
      • S(e);N_GUARD::S(D)
      • P(a);N_GUARD::S(D)
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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).