Problem Display
PID: 22278 (8/8/8/1K2k1B1/3R4/4pP2/4N3/8 w - - 0 1)

Ropet, Ivan Pavlovic

Novoye Vremya, 1899

8/8/8/1K2k1B1/3R4/4pP2/4N3/8

#2

5 + 2


3757 Schachminiaturen I 1902
328 Schweizerische Schachzeitung 1902
2786 More Fun with Chess Miniatures 2000
5454 Near Snap 2017

SOLUTION


  • SOUND
  • Keys
    • 1.Sf4!
      • threat
        • 2.Rd5#
      • 1...Kxd4
        • 2.Bf6#
      • 1...Kf5
        • 2.Rd5#

Anticipated by 224631(1888)

This anticipates 187622(1909), 189692(1912), 193728(1916), 231601(1927), 103754(1992), 163985(2013)

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(A);
    • Threat
      • R1(C)
    • Vars
      • K(b);S_FLIGHT,XR(C)::B(E)
      • K(b);P-FLIGHT::R(C)


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).