Problem Display
PID: 12251 (2B5/8/8/3k2K1/P7/8/P6Q/6B1 w - - 0 1)

Shedey, Sergey Oleksandrovich

HM., Zvezda, 1976

2B5/8/8/3k2K1/P7/8/P6Q/6B1

#2

6 + 1


2838 Fun with Chess Miniatures 1996
5454 Near Snap 2007
  • SOUND
  • Tries
    • 1.Qg3?
      • 1...Kc4
        • 2.Qb3#
      • 1...Ke4
        • 2.Bb7#
      • 1...Kc6!
    • 1.Qe5+?
      • 1...Kc4
        • 2.Qd4#
      • 1...Kc6
        • 2.Qc5#
      • 1...Kxe5!
    • 1.Qd6+?
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke4
        • 2.Bb7#
      • 1...Kxd6!
    • 1.Qc2?
      • 1...Kd6
        • 2.Qc5#
      • 1...Ke5!
    • 1.Qd2+?
      • 1...Kc4
        • 2.Ba6#
        • 2.Be6#
        • 2.Qd4#
      • 1...Ke5
        • 2.Qd4#
      • 1...Kc6
        • 2.Qd7#
      • 1...Ke4!
    • 1.Qh3?
      • threat
        • 2.Qe6#
      • 1...Kc4
        • 2.Qb3#
      • 1...Ke4
        • 2.Qf5#
      • 1...Ke5
        • 2.Qe6#
      • 1...Kc6
        • 2.Qd7#
      • 1...Kd6!
  • Keys
    • 1.Qf2!
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke4
        • 2.Qf5#
      • 1...Ke5
        • 2.Qd4#
      • 1...Kc6
        • 2.Qc5#
      • 1...Kd6
        • 2.Qc5#

Anticipated by 2175(0000), 181089(1904), 121530(1905), 182335(1906), 182229(1906), 194004(1917), 195071(1918), 205689(1925), 174121(1926), 227674(1926), 227673(1926), 227672(1926), 227459(1926), 227676(1926), 10704(1967), 11832(1972)

This anticipates 196647(1999), 248693(2007)



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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).