Problem Display
PID: 123925 (2b5/2n5/p7/Q4N1k/6p1/3K3p/3B4/8 w - - 0 1)

Fomichev, Evgeny Vasilevich

Gorbatenko, Yuri Grigorevich

Zadachi i Etyudi, 1995

2b5/2n5/p7/Q4N1k/6p1/3K3p/3B4/8

#4

4 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Qe5!
      • threat
        • 2.Sh6+
          • 2...Kh4
            • 3.Be1+
              • 3...g3
                • 4.Bxg3#
          • 2...Kg6
            • 3.Qg5+
              • 3...Kh7
                • 4.Qg8#
          • 2...Bf5+
            • 3.Qxf5+
              • 3...Kh4
                • 4.Qxg4#
      • 1...Bxf5+
        • 2.Qxf5+
          • 2...Kh4
            • 3.Bf4
              • threat
                • 4.Qh7#
                • 4.Qg5#
      • 1...Kg6
        • 2.Qg7+
          • 2...Kxf5
            • 3.Qf7+
              • 3...Ke5
                • 4.Bf4#
      • 1...g3
        • 2.Sh4+
          • 2...Bf5+
            • 3.Qxf5+
              • 3...Kxh4
                • 4.Qg5#
        • 2.Sh6+
          • 2...Kg6
            • 3.Qg5+
              • 3...Kh7
                • 4.Qg8#
          • 2...Bf5+
            • 3.Qxf5+
              • 3...Kh4
                • 4.Qg4#
                • 4.Qg5#
        • 2.Se7+
          • 2...Kg4
            • 3.Qf4+
              • 3...Kh5
                • 4.Qg5#
            • 3.Qe2+
              • 3...Kh4
                • 4.Sg6#
          • 2...Bf5+
            • 3.Qxf5+
              • 3...Kh4
                • 4.Sg6#
                • 4.Qg5#
      • 1...Be6
        • 2.Qh8+
          • 2...Kg6
            • 3.Qg7+
              • 3...Kxf5
                • 4.Qg5#
              • 3...Kh5
                • 4.Qh6#
                • 4.Qg5#
                • 4.Qh7#
      • 1...Bd7
        • 2.Sh6+
          • 2...Kh4
            • 3.Be1+
              • 3...g3
                • 4.Bxg3#
          • 2...Kg6
            • 3.Qg5+
              • 3...Kh7
                • 4.Qg8#
          • 2...Bf5+
            • 3.Qxf5+
              • 3...Kh4
                • 4.Qxg4#
      • 1...h2
        • 2.Sh6+
          • 2...Kg6
            • 3.Qg5+
              • 3...Kh7
                • 4.Qg8#
          • 2...Bf5+
            • 3.Qxf5+
              • 3...Kh4
                • 4.Qxg4#

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).