Problem Display
PID: 261651 (2Q5/8/2p1rNR1/Rp1p1kPP/2prp3/2PpP1B1/8/1B4K1 w - - 0 1)

Schlotterbeck, Benno

1st Comm., Schweizerische Schachzeitung, 1979

2Q5/8/2p1rNR1/Rp1p1kPP/2prp3/2PpP1B1/8/1B4K1

#3

11 + 9


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Sets
    • 1...c5
      • 2.Ra6
        • threat
          • 3.Qxe6#
  • Tries
    • 1.Bc2?
      • threat
        • 2.Bd1
          • threat
            • 3.Bg4#
        • 2.Ra1
          • threat
            • 3.Rf1#
      • 1...d2
        • 2.Bd1
          • threat
            • 3.Bg4#
      • 1...dxc2!
    • 1.Qc7?
      • threat
        • 2.Qf4#
      • 1...Rxf6
        • 2.Qd7+
          • 2...Re6
            • 3.Qxe6#
        • 2.Qc8+
          • 2...Re6
            • 3.Qxe6#
      • 1...Rd6
        • 2.Bxd6
          • threat
            • 3.Qd7#
            • 3.Qc8#
          • 2...Ke6
            • 3.Qd7#
        • 2.Qxd6
          • threat
            • 3.Qe5#
            • 3.Qd7#
      • 1...Re7
        • 2.Qxe7
          • threat
            • 3.Qe5#
            • 3.Qd7#
      • 1...Re8!
    • 1.Qb8?
      • threat
        • 2.Qf4#
      • 1...Rxf6
        • 2.Qc8+
          • 2...Re6
            • 3.Qxe6#
      • 1...Rd6
        • 2.Qxd6
          • threat
            • 3.Qe5#
            • 3.Qd7#
      • 1...Re8
        • 2.Qxe8
          • threat
            • 3.Qd7#
            • 3.Qe5#
            • 3.Qc8#
      • 1...Re7!
  • Keys
    • 1.Kg2!
      • 1...d2
        • 2.Sxe4
          • threat
            • 3.Qxe6#
          • 2...Kg4
            • 3.Sf6#
      • 1...b4
        • 2.Sxd5
          • threat
            • 3.Qxe6#
          • 2...Kg4
            • 3.Sf6#
      • 1...c5
        • 2.Ra6
          • threat
            • 3.Qxe6#

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).