Problem Display
PID: 8298 (5N1K/p6p/5Q2/qP1Ppp1p/P1P1k3/4P3/1N3P2/3Bn3 w - - 0 1)

Keller, Michael

2nd Prize, Die Schwalbe, 1972

5N1K/p6p/5Q2/qP1Ppp1p/P1P1k3/4P3/1N3P2/3Bn3

#3

11 + 8


3753 FIDE Album (1971-1973) 1978
4655 Michael Keller Ein Meister der Schachkomposition 1994

SOLUTION


  • SOUND
  • Sets
    • 1...Sf3
      • 2.Bc2#
    • 1...h4
      • 2.Qxh4+
        • 2...f4
          • 3.Qxh7#
  • Tries
    • 1.Se6?
      • threat
        • 2.Sc5#
        • 2.Sg5#
      • 1...Qxb5
        • 2.Sg5#
      • 1...Qb4
        • 2.Sg5#
      • 1...Qb6
        • 2.Sg5#
      • 1...Qc7
        • 2.Sg5#
      • 1...Sd3
        • 2.Sg5#
      • 1...Sf3
        • 2.Sc5#
        • 2.Bc2#
      • 1...h6
        • 2.Sc5#
      • 1...Qd8+!
    • 1.Sxh7?
      • threat
        • 2.Sg5#
      • 1...Sf3
        • 2.Bc2#
      • 1...Qd8+!
  • Keys
    • 1.Qh6!
      • threat
        • 2.f3+
          • 2...Sxf3
            • 3.Bc2#
      • 1...Qxa4
        • 2.Sxh7
          • threat
            • 3.Sg5#
            • 3.Sf6#
          • 2...f4
            • 3.Qg6#
      • 1...Qd2
        • 2.Se6
          • threat
            • 3.Sc5#
            • 3.Sg5#
          • 2...Qxe3
            • 3.Qxe3#
          • 2...f4
            • 3.Qxh7#
      • 1...Qc3
        • 2.Sd7
          • threat
            • 3.Sc5#
            • 3.Sf6#
          • 2...Qxe3
            • 3.Qxe3#
          • 2...f4
            • 3.Qxh7#

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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).