Problem Display
PID: 31065 (8/8/p1pQ4/P1r5/1Pk5/8/1K6/3N4 w - - 0 1)

Loyd, Sam

Frank Leslie's Illustrated Newspaper, 1859

8/8/p1pQ4/P1r5/1Pk5/8/1K6/3N4

#3

5 + 4


1679 American Chess Nuts 1868
5206 Sam Loyd and His Chess Problems 1913
1842 The White King 1914
5063 Spectacular Chess Problems 1965
5065 Chess Problem Gems by Eight Eminent American Composers 1972

SOLUTION


  • SOUND
  • Sets
    • 1...Kb5
      • 2.Kb3
        • threat
          • 3.Qxc5#
          • 3.Qb8#
        • 2...Rc3+
          • 3.Sxc3#
      • 2.Qxc5+
        • 2...Ka4
          • 3.Sc3#
    • 1...Rb5
      • 2.Se3#
  • Tries
    • 1.Qd4+?
      • 1...Kb5
        • 2.Kb3
          • threat
            • 3.Qxc5#
          • 2...Rc3+
            • 3.Sxc3#
          • 2...Rc1
            • 3.Qb6#
          • 2...Rc2
            • 3.Qb6#
          • 2...Rc4
            • 3.Qb6#
            • 3.Qxc4#
          • 2...Rd5
            • 3.Sc3#
            • 3.Qb6#
            • 3.Qc4#
          • 2...Re5
            • 3.Sc3#
            • 3.Qb6#
            • 3.Qd3#
            • 3.Qc4#
          • 2...Rf5
            • 3.Sc3#
            • 3.Qb6#
            • 3.Qd3#
            • 3.Qc4#
          • 2...Rg5
            • 3.Sc3#
            • 3.Qb6#
            • 3.Qd3#
            • 3.Qc4#
          • 2...Rh5
            • 3.Sc3#
            • 3.Qb6#
            • 3.Qd3#
            • 3.Qc4#
        • 2.Qxc5+
          • 2...Ka4
            • 3.Sc3#
      • 1...Kxd4!
  • Keys
    • 1.Kc2!
      • threat
        • 2.Qxc5#
      • 1...Kxb4+
        • 2.Sc3
          • 2...Ka3
            • 3.Qxc5#
          • 2...Kc4
            • 3.Qf4#
          • 2...Kxa5
            • 3.Qxc5#
      • 1...Kb5+
        • 2.Kb3
          • threat
            • 3.Qxc5#
            • 3.Qb8#
          • 2...Rc3+
            • 3.Sxc3#
      • 1...Rxa5
        • 2.Sb2+
          • 2...Kb5
            • 3.Qc5#
            • 3.Qb8#
      • 1...Rd5
        • 2.Sb2+
          • 2...Kd4
            • 3.Qf4#
          • 2...Kb5
            • 3.Qb8#
      • 1...Re5
        • 2.Sb2+
          • 2...Kb5
            • 3.Qb8#
      • 1...Rf5
        • 2.Sb2+
          • 2...Kb5
            • 3.Qb8#
      • 1...Rg5
        • 2.Sb2+
          • 2...Kb5
            • 3.Qb8#
      • 1...Rh5
        • 2.Sb2+
          • 2...Kb5
            • 3.Qb8#

FEATURES


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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).