MESON Chess Problem Database

Problem Display
PID: 110501 (8/2K2p2/4k3/2p3QB/8/B7/8/8 w - - 0 1)

Pavlov, Miklos

1st Prize, Sztalinvarosi Hirlap, 1955

8/2K2p2/4k3/2p3QB/8/B7/8/8

#2

4 + 3

6490 yacpdb 2009
5454 Near Snap 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Qf5+?
      • 1...Ke7
        • 2.Qxf7#
      • 1...Kxf5!
  • Keys
    • 1.Qf4!
      • 1...Kd5
        • 2.Bxf7#
      • 1...Ke7
        • 2.Qxf7#
      • 1...f5
        • 2.Qd6#
      • 1...c4
        • 2.Bxf7#
      • 1...f6
        • 2.Qe4#

This anticipates 79260(1960)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);P-FLIGHT,P_SPINP(a)::QAR1(B),XP(c)
      • Refutation
        • K(b);S_FLIGHT,XQ(B)
  • Actual
    • Q(B);
    • Vars
      • K(b);S_FLIGHT::B(C),XP(c)
      • K(b);P-FLIGHT,P_SPINP(a)::QAR1(B),XP(c)
      • P(c);SBLOCK::QAR1(B)
      • P(a);::B(C),XP(c)
      • P(c);SBLOCK::QAR2(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).