MESON Chess Problem Database

Problem Display
PID: 110802 (8/8/8/8/1p6/1Q1N4/3k2K1/3N4 w - - 0 1)

Bajtay, Jozsef

Nepszava, 1935

8/8/8/8/1p6/1Q1N4/3k2K1/3N4

#2

4 + 2

6490 yacpdb 2009
5454 Near Snap 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ke2
      • 2.Qc2#
  • Tries
    • 1.S3b2?
      • 1...Ke1
        • 2.Qe3#
      • 1...Ke2
        • 2.Qe3#
      • 1...Kc1!
    • 1.Qb1?
      • 1...Ke2
        • 2.Qc2#
      • 1...b3!
  • Keys
    • 1.S3f2!
      • 1...Kc1
        • 2.Qb2#
      • 1...Ke1
        • 2.Qe3#
      • 1...Ke2
        • 2.Qe3#

Anticipated by 206708(1925)

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR2(C)
  • Tries
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(C);
      • Vars
        • K(a);P-FLIGHT::QAR2(C)
      • Refutation
        • P(b);
  • Actual
    • S(D);
    • Vars
      • K(a);S_FLIGHT::QAB1(C)
      • K(a);S_FLIGHT::QAR2(C)
      • K(a);P-FLIGHT::QAR1(C)
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).