Problem Display
PID: 190167 (1B6/1N1K4/1kB5/8/1p6/1P6/8/8 w - - 0 1)

Turnbull, William Peverill

Chess Amateur (The), 1913

1B6/1N1K4/1kB5/8/1p6/1P6/8/8

#2

5 + 2


6490 yacpdb 2019
5454 Near Snap 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sc5!
      • 1...Ka5
        • 2.Bc7#
      • 1...Kxc5
        • 2.Ba7#

Anticipated by 66425(0000), 207026(1862)

This anticipates 202552(1923), 108837(1926), 6185(1927), 207089(1951), 12478(1979)

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(C);
    • Vars
      • K(b);S_FLIGHT::B(E)
      • K(b);S_FLIGHT,XS(C)::B(E)


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).