MESON Chess Problem Database

Problem Display
PID: 138890 (2b2K2/5n2/p1pN4/P1k2p1Q/2P5/2P5/3P4/8 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Vyatski guberiski vedomosti, 1901

2b2K2/5n2/p1pN4/P1k2p1Q/2P5/2P5/3P4/8

#2

7 + 6

14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Qxf7?
      • 1...Kxd6
        • 2.Qe7#
      • 1...Bb7
        • 2.Sxb7#
      • 1...Bd7
        • 2.Sb7#
      • 1...f4
        • 2.Se4#
      • 1...Be6!
    • 1.Qh4?
      • threat
        • 2.Qd4#
      • 1...Kxd6
        • 2.Qe7#
      • 1...f4!
  • Keys
    • 1.Qe2!
      • 1...Kxd6
        • 2.Qe7#
      • 1...Sxd6
        • 2.d4#
      • 1...Be6
        • 2.Sb7#
      • 1...Bb7
        • 2.Sxb7#
      • 1...Bd7
        • 2.Sb7#
      • 1...Se5
        • 2.Qxe5#
      • 1...Sg5
        • 2.Qe5#
      • 1...Sh6
        • 2.Qe5#
      • 1...Sd8
        • 2.Qe5#
      • 1...Sh8
        • 2.Qe5#
      • 1...f4
        • 2.Se4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);N_PINP(b),XS(e)
      • Vars
        • K(a);OGATEB,S_FLIGHT,XS(F)::QAB1(E)
        • B(f);N_GUARD::S(F),XB(f)
        • B(f);N_GUARD::S(F)
        • P(b);N_GUARD::S(F)
      • Refutation
        • B(f);
    • Try
      • Q(E);N_PINP(b)
      • Threat
        • QAB1(E)
      • Vars
        • K(a);OGATEB,S_FLIGHT,XS(F)::QAB1(E)
      • Refutation
        • P(b);
  • Actual
    • Q(E);N_PINP(b)
    • Vars
      • K(a);OGATEB,S_FLIGHT,XS(F)::QAB1(E)
      • S(e);SBLOCK,XS(F)::P(A)
      • B(f);N_GUARD::S(F)
      • B(f);N_GUARD::S(F),XB(f)
      • S(e);N_GUARD::QAR2(E),XS(e)
      • S(e);N_GUARD::QAR2(E)
      • P(b);N_GUARD::S(F)
HTML5 logo

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).