MESON Chess Problem Database

Problem Display
PID: 183173 (2Kn4/4p2Q/8/1P1kB3/3P4/1p3P2/b7/1B6 w - - 0 1)

Havasi, Kornel

Magyar Sakklap, 1907

2Kn4/4p2Q/8/1P1kB3/3P4/1p3P2/b7/1B6

#2

7 + 5

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...b2
      • 2.Bxa2#
  • Tries
    • 1.Be4+?
      • 1...Ke6
        • 2.Qf5#
        • 2.Qg6#
      • 1...Kc4!
  • Keys
    • 1.Qc2!
      • 1...Ke6
        • 2.Qc4#
      • 1...Bxb1
        • 2.Qxb3#
      • 1...bxc2
        • 2.Bxa2#
      • 1...Sc6
        • 2.Qxc6#
      • 1...Se6
        • 2.Qc6#
      • 1...Sb7
        • 2.Qc6#
      • 1...Sf7
        • 2.Qc6#
      • 1...b2
        • 2.Bxa2#
      • 1...e6
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • P(b);OGATEB::B(A),XB(a)
  • Tries
    • Try
      • B(A);CHECK
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(c);S_FLIGHT::QAB(F)
      • B(a);N_GUARD,XB(A)::QAB(F),XP(b)
      • P(b);OGATEB,XQ(F)::B(A),XB(a)
      • S(e);N_GUARD::QAB1(F),XS(e)
      • S(e);N_GUARD::QAB1(F)
      • P(b);OGATEB::B(A),XB(a)
      • P(d);SBLOCK::QAR1(F)
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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).