Problem Display
PID: 172929 (8/p2p4/7Q/3k4/5B2/2K5/8/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 2002

8/p2p4/7Q/3k4/5B2/2K5/8/8

#3

3 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Kd3?
      • threat
        • 2.Qd6#
      • 1...d6
        • 2.Qxd6#
      • 1...Kc5!
    • 1.Bh2?
      • threat
        • 2.Qd6+
          • 2...Ke4
            • 3.Qd3#
      • 1...Ke4
        • 2.Qf4+
          • 2...Kd5
            • 3.Qc4#
      • 1...d6
        • 2.Qxd6+
          • 2...Ke4
            • 3.Qd3#
      • 1...Kc5!
    • 1.Bg3?
      • threat
        • 2.Qd6+
          • 2...Ke4
            • 3.Qd3#
      • 1...Ke4
        • 2.Qf4+
          • 2...Kd5
            • 3.Qc4#
      • 1...d6
        • 2.Qxd6+
          • 2...Ke4
            • 3.Qd3#
      • 1...Kc5!
    • 1.Bb8?
      • threat
        • 2.Qd6+
          • 2...Ke4
            • 3.Qd3#
      • 1...Ke4
        • 2.Qf4+
          • 2...Kd5
            • 3.Qc4#
      • 1...d6
        • 2.Qxd6+
          • 2...Ke4
            • 3.Qd3#
      • 1...Kc5!
    • 1.Qa6?
      • threat
        • 2.Qc4#
      • 1...Kc5
        • 2.Bc7
          • threat
            • 3.Qc4#
          • 2...Kd5
            • 3.Qc4#
          • 2...d5
            • 3.Bd6#
      • 1...Ke4!
  • Keys
    • 1.Bc7!
      • threat
        • 2.Qd6+
          • 2...Ke4
            • 3.Qd3#
      • 1...Ke4
        • 2.Qf4+
          • 2...Kd5
            • 3.Qc4#
      • 1...Kc5
        • 2.Qa6
          • threat
            • 3.Qc4#
          • 2...Kd5
            • 3.Qc4#
          • 2...d5
            • 3.Bd6#
      • 1...d6
        • 2.Qxd6+
          • 2...Ke4
            • 3.Qd3#

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).