Problem Display
PID: 150083 (kB1Q1b2/2p4K/3p4/4P3/1p2P1p1/7b/8/4r3 w - - 0 1)

Dikenmann, Dr. Paul

Ott, Hans

National-Zeitung, 1936

kB1Q1b2/2p4K/3p4/4P3/1p2P1p1/7b/8/4r3

#4

5 + 8


15158 Hans Ott Schachprobleme (Kummer) 1986

SOLUTION


  • SOUND
  • Keys
    • 1.e6!
      • threat
        • 2.Bxc7+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qb6#
          • 2...Kb7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qb6#
              • 3...Kc6
                • 4.Qb6#
      • 1...Kb7
        • 2.Qxc7+
          • 2...Ka6
            • 3.Qc6+
              • 3...Ka5
                • 4.Bc7#
      • 1...Be7
        • 2.Qxc7
          • threat
            • 3.Qa7#
          • 2...Ra1
            • 3.Ba7
              • threat
                • 4.Qb8#
              • 3...Rxa7
                • 4.Qc8#
      • 1...c5
        • 2.Bc7+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qb6#
          • 2...Kb7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qb6#
              • 3...Kc6
                • 4.Qb6#
        • 2.Qb6
          • threat
            • 3.Qa7#
          • 2...Ra1
            • 3.Bc7
              • threat
                • 4.Qb8#
      • 1...c6
        • 2.Bc7+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qb6#
          • 2...Kb7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qb6#
        • 2.Qb6
          • threat
            • 3.Qa7#
          • 2...Ra1
            • 3.Bc7
              • threat
                • 4.Qb8#

FEATURES


NOT CLASSIFIED


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).