Problem Display
PID: 35695 (5kN1/r7/b3Q3/3N4/8/8/7p/7K w - - 0 1)

Orlimont, PA (= Ernst Krieger)

Wiener Schachzeitung, 1931

5kN1/r7/b3Q3/3N4/8/8/7p/7K

#4

4 + 4


6479 Problemschach (Sidler) 1968
3773 FIDE Album (1914-1944) (II) 1972

SOLUTION


  • SOUND
  • Keys
    • 1.Sge7!
      • threat
        • 2.Qg8#
      • 1...Ke8
        • 2.Kxh2
          • 2...Rb7
            • 3.Qc8+
              • 3...Kf7
                • 4.Qg8#
          • 2...Rc7
            • 3.Sxc7+
              • 3...Kd8
                • 4.Qd6#
              • 3...Kf8
                • 4.Qf6#
          • 2...Ra8
            • 3.Sc7+
              • 3...Kd8
                • 4.Qd6#
              • 3...Kf8
                • 4.Qf6#
          • 2...Bf1
            • 3.Qc8+
              • 3...Kf7
                • 4.Qg8#
          • 2...Be2
            • 3.Qc8+
              • 3...Kf7
                • 4.Qg8#
          • 2...Bd3
            • 3.Qc8+
              • 3...Kf7
                • 4.Qg8#
          • 2...Bc4
            • 3.Qc8+
              • 3...Kf7
                • 4.Qg8#
          • 2...Bb5
            • 3.Qc8+
              • 3...Kf7
                • 4.Qg8#
          • 2...Bb7
            • 3.Sc7+
              • 3...Kd8
                • 4.Qd6#
              • 3...Kf8
                • 4.Qf6#
          • 2...Bc8
            • 3.Qxc8+
              • 3...Kf7
                • 4.Qg8#
      • 1...Rxe7
        • 2.Qxe7+
          • 2...Kg8
            • 3.Sf6+
              • 3...Kh8
                • 4.Qf8#
                • 4.Qh7#

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).