Problem Display
PID: 3318 (8/4Q3/P1PPP1P1/p7/p4P2/1p1K4/kp2R3/6R1 w - - 0 1)

Huther, E

Orlimont, PA (= Ernst Krieger)

Otto, L

Pfalzischer Merkur, 1932

8/4Q3/P1PPP1P1/p7/p4P2/1p1K4/kp2R3/6R1

#3

10 + 5


SOLUTION


  • SOUND
  • Tries
    • 1.Kc3?
      • threat
        • 2.Rxb2+
          • 2...Ka3
            • 3.Ra1#
            • 3.d7#
      • 1...Ka3
        • 2.d7+
          • 2...Ka2
            • 3.Rxb2#
      • 1...a3!
    • 1.Kc4?
      • 1...Ka3
        • 2.Ra1+
          • 2...bxa1Q
            • 3.d7#
          • 2...bxa1S
            • 3.d7#
          • 2...bxa1B
            • 3.d7#
          • 2...bxa1R
            • 3.d7#
      • 1...a3!
    • 1.Qh4?
      • 1...a3
        • 2.Qe1
          • 2...a4
            • 3.Qa1#
            • 3.Qb1#
        • 2.Qh1
          • 2...a4
            • 3.Ra1#
      • 1...Ka3!
    • 1.Qa7?
      • 1...Ka3
        • 2.Ra1+
          • 2...Kb4
            • 3.Qb6#
          • 2...bxa1Q
            • 3.Qc5#
          • 2...bxa1S
            • 3.Qc5#
          • 2...bxa1B
            • 3.Qc5#
          • 2...bxa1R
            • 3.Qc5#
      • 1...a3!
    • 1.Qh7?
      • 1...a3
        • 2.Qh1
          • 2...a4
            • 3.Ra1#
      • 1...Ka3!
  • Keys
    • 1.Qg5!
      • 1...Ka3
        • 2.Ra1+
          • 2...Kb4
            • 3.Re4#
          • 2...bxa1Q
            • 3.Qc5#
          • 2...bxa1S
            • 3.Qc5#
          • 2...bxa1B
            • 3.Qc5#
          • 2...bxa1R
            • 3.Qc5#
      • 1...a3
        • 2.Rxb2+
          • 2...Kxb2
            • 3.Qg2#
          • 2...axb2
            • 3.Qxa5#

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).