Problem Display
PID: 32680 (8/8/2N5/p1k5/K7/8/8/1Q5B w - - 0 1)

Thompson, Theophilus Augustus

Chess Problems by Theophilus A. Thompson, 1873

8/8/2N5/p1k5/K7/8/8/1Q5B

#2

4 + 2


5454 Near Snap 2011
  • SOUND
  • Sets
    • 1...Kc4
      • 2.Qc2#
  • Tries
    • 1.Kxa5?
      • threat
        • 2.Qb4#
      • 1...Kc4
        • 2.Qc2#
      • 1...Kd6!
    • 1.Bg2?
      • 1...Kc4
        • 2.Qc2#
      • 1...Kd6!
    • 1.Bf3?
      • 1...Kc4
        • 2.Qc2#
      • 1...Kd6!
    • 1.Be4?
      • 1...Kc4
        • 2.Qc2#
        • 2.Qc1#
      • 1...Kd6!
    • 1.Qe4?
      • threat
        • 2.Qd4#
      • 1...Kd6
        • 2.Qe7#
      • 1...Kb6!
    • 1.Qg6?
      • 1...Kc4
        • 2.Qc2#
      • 1...Kb6!
    • 1.Qd1?
      • threat
        • 2.Qd4#
      • 1...Kc4
        • 2.Qc2#
        • 2.Qd4#
      • 1...Kb6!
    • 1.Qg1+?
      • 1...Kc4
        • 2.Qd4#
      • 1...Kd6!
    • 1.Qb2?
      • threat
        • 2.Qd4#
      • 1...Kc4
        • 2.Qd4#
        • 2.Qc2#
      • 1...Kd6!
    • 1.Qb7?
      • 1...Kd6
        • 2.Qe7#
      • 1...Kc4!
  • Keys
    • 1.Qh7!
      • 1...Kc4
        • 2.Qc2#
      • 1...Kb6
        • 2.Qa7#
      • 1...Kd6
        • 2.Qe7#

Anticipated by 206947(1859)

This anticipates 214539(1878), 218488(1882), 218611(1882), 24321(1885), 181144(1904), 182379(1906), 109336(1920), 206740(1925), 227725(1926), 76425(1929), 46372(1941), 218807(1976), 138100(1981), 133136(1983), 211346(1986), 184446(2000), 232491(2012), 235007(2019)

This is a version of 4506



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