MESON Chess Problem Database

Problem Display
PID: 90326 (8/7k/7N/5K2/8/8/p7/Q7 w - - 0 1)

Schneider, Michael

Die Schwalbe, 1964

8/7k/7N/5K2/8/8/p7/Q7

#2

3 + 2

5454 Near Snap 2009
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kxh6
      • 2.Qh8#
  • Keys
    • 1.Kf6!
      • 1...Kxh6
        • 2.Qh1#
      • 1...Kh8
        • 2.Kg6#

Anticipated by 2826(1875), 21927(1922), 227471(1926)

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT,XS(C)::QAR2(A)
  • Actual
    • K(B);P-FLIGHT
    • Vars
      • K(b);OGATEB,P-FLIGHT,XS(C)::QAR(A)
      • K(b);P-FLIGHT::QAB(A)+K(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).