Problem Display
PID: 49596 (8/5K2/8/8/1PBp4/kP1N4/rr6/2Q4n w - - 0 1)

Grasemann, Herbert

2/3 Prize, Schach-Magazin, 1948

8/5K2/8/8/1PBp4/kP1N4/rr6/2Q4n

#3

6 + 5


461 Schach-Express 1950

SOLUTION


  • SOUND
  • Sets
    • 1...Ra1
      • 2.Qxb2#
    • 1...Sf2
      • 2.Qg5
        • threat
          • 3.Qa5#
  • Tries
    • 1.Kg6?
      • 1...Sf2
        • 2.Qg5
          • threat
            • 3.Qa5#
      • 1...Sg3!
    • 1.Kg7?
      • 1...Sf2
        • 2.Qg5
          • threat
            • 3.Qa5#
      • 1...Sg3!
    • 1.Kf8?
      • 1...Sf2
        • 2.Qg5
          • threat
            • 3.Qa5#
      • 1...Sg3!
    • 1.Bd5?
      • threat
        • 2.b5
          • threat
            • 3.Qc5#
          • 2...Ra1
            • 3.Qxb2#
      • 1...Sf2
        • 2.Qc5
          • threat
            • 3.Qa7#
            • 3.Qa5#
            • 3.b5#
        • 2.Qc6
          • threat
            • 3.Qa4#
            • 3.Qa8#
            • 3.Qa6#
        • 2.Qc7
          • threat
            • 3.Qa5#
            • 3.Qa7#
      • 1...Sg3!
    • 1.Be6?
      • threat
        • 2.b5
          • threat
            • 3.Qc5#
          • 2...Ra1
            • 3.Qxb2#
      • 1...Sf2
        • 2.Qg5
          • threat
            • 3.Qa5#
        • 2.Qc5
          • threat
            • 3.Qa7#
            • 3.Qa5#
            • 3.b5#
        • 2.Qc6
          • threat
            • 3.Qa4#
            • 3.Qa8#
            • 3.Qa6#
        • 2.Qc7
          • threat
            • 3.Qa5#
            • 3.Qa7#
      • 1...Sg3!
    • 1.b5?
      • threat
        • 2.Bd5
          • threat
            • 3.Qc5#
          • 2...Ra1
            • 3.Qxb2#
        • 2.Be6
          • threat
            • 3.Qc5#
          • 2...Ra1
            • 3.Qxb2#
      • 1...Sf2
        • 2.Qe1
          • threat
            • 3.Qb4#
            • 3.Qa5#
            • 3.Qe7#
      • 1...Sg3!
  • Keys
    • 1.Kg8!
      • 1...Sg3
        • 2.Qh6
          • threat
            • 3.Qa6#
      • 1...Sf2
        • 2.Qg5
          • threat
            • 3.Qa5#

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).