Problem Display
PID: 172628 (8/8/b7/7Q/8/6K1/6p1/6k1 w - - 0 1)

Andreev, Aleksandr Grigorevich

Bankovskaya gazeta, 1998

8/8/b7/7Q/8/6K1/6p1/6k1

#3

2 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Kf1
      • 2.Qd1#
    • 1...Bf1
      • 2.Qh2#
    • 1...Be2
      • 2.Qxe2
        • 2...Kh1
          • 3.Qxg2#
    • 1...Bb7
      • 2.Qd1#
    • 1...Bc8
      • 2.Qd1#
  • Tries
    • 1.Qe2?
      • threat
        • 2.Qxg2#
      • 1...Kh1
        • 2.Qxg2#
      • 1...Bb7
        • 2.Qd1#
        • 2.Qe1#
      • 1...Bxe2!
    • 1.Qf3?
      • threat
        • 2.Qxg2#
      • 1...Kh1
        • 2.Qxg2#
      • 1...Bb7
        • 2.Qd1#
      • 1...Bf1!
    • 1.Qc5+?
      • 1...Kf1
        • 2.Qf2#
      • 1...Kh1!
    • 1.Qd5?
      • threat
        • 2.Qxg2#
      • 1...Kf1
        • 2.Qd1#
      • 1...Kh1
        • 2.Qxg2#
      • 1...Bb7
        • 2.Qd1#
      • 1...Bf1!
  • Keys
    • 1.Qf5!
      • threat
        • 2.Qf2+
          • 2...Kh1
            • 3.Qxg2#
      • 1...Kh1
        • 2.Qh3+
          • 2...Kg1
            • 3.Qxg2#
      • 1...Bf1
        • 2.Qh3
          • threat
            • 3.Qh2#
          • 2...Be2
            • 3.Qxg2#
          • 2...Bd3
            • 3.Qxg2#
          • 2...Bc4
            • 3.Qxg2#
          • 2...Bb5
            • 3.Qxg2#
          • 2...Ba6
            • 3.Qxg2#

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).