Problem Display
PID: 53179 (8/8/8/2p5/2n2Q2/8/PPp2K2/3k1N2 w - - 0 1)

Schattner, Richard

1st Prize, Source?, 1951

8/8/8/2p5/2n2Q2/8/PPp2K2/3k1N2

#3

5 + 4


23 Die Schwalbe 2004

SOLUTION


  • SOUND
  • Sets
    • 1...Sxb2
      • 2.Qd2#
    • 1...Sd2
      • 2.Qxd2#
    • 1...Sa3
      • 2.Qd2#
    • 1...Se3
      • 2.Qxe3
        • threat
          • 3.Qd2#
          • 3.Qe1#
        • 2...c1Q
          • 3.Qe2#
        • 2...c1B
          • 3.Qe2#
          • 3.Qb3#
    • 1...Sa5
      • 2.Qd2#
    • 1...Se5
      • 2.Qd2#
    • 1...Sb6
      • 2.Qd2#
    • 1...Sd6
      • 2.Qd2#
    • 1...c1S
      • 2.Qd2+
        • 2...Sxd2
          • 3.Se3#
    • 1...c1R
      • 2.Qd2+
        • 2...Sxd2
          • 3.Se3#
  • Tries
    • 1.Qe3?
      • threat
        • 2.Qe1#
      • 1...c1S
        • 2.Qd2+
          • 2...Sxd2
            • 3.Se3#
      • 1...Sxe3!
    • 1.Qxc4?
      • threat
        • 2.Se3+
          • 2...Kc1
            • 3.Qxc2#
          • 2...Kd2
            • 3.Qxc2#
      • 1...c1S
        • 2.Se3+
          • 2...Kd2
            • 3.Qc2#
            • 3.Qc3#
      • 1...Kc1!
  • Keys
    • 1.b4!
      • 1...cxb4
        • 2.Qd4+
          • 2...Kc1
            • 3.Qa1#
          • 2...Sd2
            • 3.Qxd2#
      • 1...Se3
        • 2.Qxe3
          • threat
            • 3.Qd2#
            • 3.Qe1#
          • 2...c1Q
            • 3.Qe2#
          • 2...c1B
            • 3.Qe2#
            • 3.Qb3#
      • 1...c1Q
        • 2.Qf3+
          • 2...Kc2
            • 3.Qb3#
      • 1...c1S
        • 2.Qd2+
          • 2...Sxd2
            • 3.Se3#
      • 1...c1B
        • 2.Qf3+
          • 2...Kc2
            • 3.Qb3#
      • 1...c1R
        • 2.Qd2+
          • 2...Sxd2
            • 3.Se3#
        • 2.Qf3+
          • 2...Kc2
            • 3.Qb3#

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).