Problem Display
PID: 220161 (1K3Q2/p1ppp3/4Np2/8/pkN2P2/4Bp2/PP6/3B1b2 w - - 0 1)

Ender, Adolf

Badische Neueste Nachrichten, 1997

1K3Q2/p1ppp3/4Np2/8/pkN2P2/4Bp2/PP6/3B1b2

#3

9 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Sa3?
      • threat
        • 2.Bd2#
      • 1...Ka5
        • 2.Kxa7
          • threat
            • 3.Bd2#
          • 2...Kb4
            • 3.Bd2#
      • 1...dxe6!
    • 1.Qxe7+?
      • 1...Kxc4
        • 2.Qc5+
          • 2...Kd3
            • 3.Qd4#
      • 1...Kb5
        • 2.Sxc7+
          • 2...Kxc4
            • 3.Qe4#
          • 2...Kc6
            • 3.Sa5#
            • 3.Bxa4#
            • 3.Qc5#
            • 3.Qd6#
        • 2.Qc5+
          • 2...Ka6
            • 3.Sxc7#
            • 3.Qa5#
      • 1...d6!
  • Keys
    • 1.Qc8!
      • threat
        • 2.Qa6
          • threat
            • 3.Bd2#
            • 3.Bc5#
            • 3.Qxa4#
            • 3.a3#
      • 1...Kxc4
        • 2.Qa6+
          • 2...Kb4
            • 3.Bd2#
            • 3.Bc5#
            • 3.Qxa4#
            • 3.a3#
          • 2...Kd5
            • 3.Bxf3#
      • 1...Kb5
        • 2.Qa6+
          • 2...Kb4
            • 3.Bd2#
            • 3.Bc5#
            • 3.Qxa4#
            • 3.a3#
          • 2...Kxa6
            • 3.Sxc7#
      • 1...Bxc4
        • 2.Bd2+
          • 2...Kb5
            • 3.Qb7#
      • 1...dxe6
        • 2.Qa6
          • threat
            • 3.Qxa4#
            • 3.a3#
          • 2...a3
            • 3.Qa4#
      • 1...a3
        • 2.Qa6
          • threat
            • 3.Bd2#
            • 3.Bc5#
            • 3.Qa4#
        • 2.Qb7+
          • 2...Kxc4
            • 3.Qb3#
      • 1...a5
        • 2.Qa6
          • threat
            • 3.Bd2#
            • 3.Bc5#
            • 3.a3#
      • 1...a6
        • 2.Qxa6
          • threat
            • 3.Bd2#
            • 3.Bc5#
            • 3.Qxa4#
            • 3.a3#
      • 1...d6
        • 2.Qa6
          • threat
            • 3.Bd2#
            • 3.Qxa4#
            • 3.a3#

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).