Problem Display
PID: 253856 (2N2B2/3B4/KP3pp1/3k3r/p5Np/3PP3/r1pP4/1nb5 w - - 0 1)

Apel, Paul

Comm., Schach, 1963

2N2B2/3B4/KP3pp1/3k3r/p5Np/3PP3/r1pP4/1nb5

#3

9 + 10


6490 yacpdb 2021
  • SOUND
  • Sets
    • 1...Ra1
      • 2.b7
        • threat
          • 3.Sb6#
    • 1...Re5
      • 2.Sxf6#
    • 1...Rf5
      • 2.Bb4
        • threat
          • 3.Se7#
        • 2...Re5
          • 3.Sxf6#
    • 1...Bb2
      • 2.b7
        • threat
          • 3.Sb6#
        • 2...Bd4
          • 3.e4#
  • Tries
    • 1.Se7+?
      • 1...Kc5
        • 2.Sf5+
          • 2...Kd5
            • 3.e4#
        • 2.Sc6+
          • 2...Kd5
            • 3.Sxf6#
            • 3.Sb4#
            • 3.e4#
        • 2.Sxg6+
          • 2...Kd5
            • 3.Sxf6#
            • 3.Sf4#
        • 2.Sg8+
          • 2...Kd5
            • 3.S8xf6#
      • 1...Kd6!
    • 1.Be6+?
      • 1...Kc6
        • 2.Sa7#
      • 1...Kxe6!
    • 1.Bb4?
      • threat
        • 2.Se7#
      • 1...Re5
        • 2.Sxf6#
      • 1...Rh7!
    • 1.Bd6?
      • threat
        • 2.Sxf6#
      • 1...Rf5
        • 2.Bb4
          • threat
            • 3.Se7#
          • 2...Re5
            • 3.Sxf6#
      • 1...Bb2!
  • Keys
    • 1.Be7!
      • threat
        • 2.Sxf6+
          • 2...Ke5
            • 3.d4#
      • 1...Rf5
        • 2.Bb4
          • threat
            • 3.Se7#
          • 2...Re5
            • 3.Sxf6#
      • 1...Bb2
        • 2.b7
          • threat
            • 3.Sb6#
          • 2...Bd4
            • 3.e4#
      • 1...f5
        • 2.Sf6+
          • 2...Ke5
            • 3.d4#


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).