Problem Display
PID: 89711 (K7/p7/2pp4/B4Q2/k3p2p/P5pr/B6b/8 w - - 0 1)

Zlatanov, Angel

Sachove umeni (Ceskoslovensky sach), 1963

K7/p7/2pp4/B4Q2/k3p2p/P5pr/B6b/8

#3

5 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Bc3?
      • threat
        • 2.Qa5#
      • 1...c5
        • 2.Qd7+
          • 2...Kxa3
            • 3.Qxa7#
      • 1...d5!
    • 1.Bb4?
      • threat
        • 2.Qa5#
      • 1...c5
        • 2.Qd7#
      • 1...a5
        • 2.Qxa5#
      • 1...d5!
    • 1.Qxe4+?
      • 1...Kxa5
        • 2.Qb4+
          • 2...Ka6
            • 3.Bc4#
      • 1...Kb5
        • 2.Qb4+
          • 2...Ka6
            • 3.Bc4#
      • 1...Kxa3!
  • Keys
    • 1.Qf1!
      • threat
        • 2.Qa6
          • threat
            • 3.Be1#
            • 3.Bd2#
            • 3.Bc3#
            • 3.Bb4#
            • 3.Bb6#
            • 3.Bc7#
            • 3.Bd8#
          • 2...Kxa3
            • 3.Bc3#
      • 1...Kxa3
        • 2.Qa1
          • threat
            • 3.Bc4#
            • 3.Bd5#
            • 3.Be6#
            • 3.Bf7#
            • 3.Bg8#
          • 2...Ka4
            • 3.Bc4#
      • 1...Kxa5
        • 2.Kb7
          • threat
            • 3.Qa6#
          • 2...Ka4
            • 3.Qa6#
          • 2...a6
            • 3.Qxa6#
      • 1...Bg1
        • 2.Qa6
          • threat
            • 3.Be1#
            • 3.Bd2#
            • 3.Bc3#
            • 3.Bb4#
            • 3.Bb6#
            • 3.Bc7#
            • 3.Bd8#
          • 2...Kxa3
            • 3.Bc3#
          • 2...Bb6
            • 3.Bxb6#
      • 1...a6
        • 2.Qc4+
          • 2...Kxa3
            • 3.Qb3#
          • 2...Kxa5
            • 3.Qb4#
        • 2.Qxa6
          • threat
            • 3.Be1#
            • 3.Bd2#
            • 3.Bc3#
            • 3.Bb4#
            • 3.Bb6#
            • 3.Bc7#
            • 3.Bd8#
          • 2...Kxa3
            • 3.Bc3#

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).