Problem Display
PID: 181144 (8/8/8/8/2k5/P1N1P2K/2Q5/B7 w - - 0 1)

van Dijk, Johannes

Utrecht Dagblad, 1904

8/8/8/8/2k5/P1N1P2K/2Q5/B7

#2

6 + 1


5454 Near Snap 2018
6490 yacpdb 2018
  • SOUND
  • Tries
    • 1.Qe4+?
      • 1...Kb3
        • 2.Qa4#
      • 1...Kc5!
    • 1.Qh7?
      • 1...Kc5
        • 2.Qc7#
      • 1...Kb3!
    • 1.Qa2+?
      • 1...Kd3
        • 2.Qe2#
      • 1...Kc5!
    • 1.Qb2?
      • threat
        • 2.Qb5#
      • 1...Kd3
        • 2.Qe2#
      • 1...Kc5!
    • 1.Qd2?
      • threat
        • 2.Qd5#
      • 1...Kb3
        • 2.Qa2#
      • 1...Kc5!
    • 1.Qe2+?
      • 1...Kb3
        • 2.Qa2#
      • 1...Kc5!
    • 1.Qf2?
      • 1...Kb3
        • 2.Qa2#
      • 1...Kd3
        • 2.Qe2#
      • 1...Kc5!
    • 1.Qg2?
      • threat
        • 2.Qd5#
      • 1...Kb3
        • 2.Qa2#
      • 1...Kd3
        • 2.Qe2#
      • 1...Kc5!
    • 1.e4?
      • 1...Kd4
        • 2.Sd1#
        • 2.Sd5#
      • 1...Kc5!
  • Keys
    • 1.Qh2!
      • 1...Kb3
        • 2.Qa2#
      • 1...Kd3
        • 2.Qe2#
      • 1...Kc5
        • 2.Qc7#

Anticipated by 4506(1873), 32680(1873), 24321(1885)

This anticipates 109336(1920), 22076(1924), 76425(1929), 46372(1941), 18804(1958), 138100(1981), 47757(2003), 67253(2006), 235007(2019)



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).