Problem Display
PID: 9021 (k7/b1QNp3/b1p5/4R3/rp3pp1/n1r2pq1/2p2p2/2Kn4 w - - 0 1)

Froberg, Johan Hilding Laurentius

Probleemblad, 1967

k7/b1QNp3/b1p5/4R3/rp3pp1/n1r2pq1/2p2p2/2Kn4

#3

4 + 16


SOLUTION


  • SOUND
  • Sets
    • 1...Bf1
      • 2.Qc8+
        • 2...Bb8
          • 3.Qxb8#
    • 1...Be2
      • 2.Qc8+
        • 2...Bb8
          • 3.Qxb8#
    • 1...Bd3
      • 2.Qc8+
        • 2...Bb8
          • 3.Qxb8#
    • 1...Bc4
      • 2.Qxc6#
    • 1...Bb5
      • 2.Qc8+
        • 2...Bb8
          • 3.Qxb8#
    • 1...Bc8
      • 2.Qxc8+
        • 2...Bb8
          • 3.Qxb8#
    • 1...Be3+
      • 2.Rxe3
        • threat
          • 3.Sb6#
          • 3.Qb8#
    • 1...Bd4
      • 2.Qb8#
    • 1...Bc5
      • 2.Qb8#
    • 1...Bb6
      • 2.Sxb6#
      • 2.Qb8#
    • 1...Bb8
      • 2.Sb6#
      • 2.Qxb8#
  • Tries
    • 1.Qd8+?
      • 1...Bc8
        • 2.Qxc8+
          • 2...Bb8
            • 3.Qxb8#
      • 1...Kb7!
    • 1.Qc8+?
      • 1...Bb8
        • 2.Qxb8#
      • 1...Bxc8!
  • Keys
    • 1.Rxe7!
      • threat
        • 2.Qb8+
          • 2...Bxb8
            • 3.Sb6#
      • 1...Be3+
        • 2.Rxe3
          • threat
            • 3.Sb6#
            • 3.Qb8#
      • 1...Bb7
        • 2.Sb6+
          • 2...Bxb6
            • 3.Qxb7#
      • 1...Sc4
        • 2.Re8+
          • 2...Bc8
            • 3.Qxc6#
          • 2...Bb8
            • 3.Rxb8#
            • 3.Qxb8#

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).