MESON Chess Problem Database

Problem Display
PID: 227756 (8/7Q/2KB1k2/8/7p/7N/8/8 w - - 0 1)

Kovacs, Norbert

Neukomm, Gyula (Julius) R

Magyar Sakkvilag, 1926

8/7Q/2KB1k2/8/7p/7N/8/8

#2

4 + 2

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ke6
      • 2.Qg6#
  • Tries
    • 1.Qh5?
      • 1...Ke6
        • 2.Qg6#
      • 1...Kg7!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Qg6#
      • 1...Kg5
        • 2.Qg6#

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(b);P-FLIGHT::QAR2(D)
  • Tries
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::QAR2(D)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • S(A);
    • Threat
      • QAR1(D)
    • Vars
      • K(b);S_FLIGHT::QAR1(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).