Problem Display
PID: 41539 (8/1p1n1B2/1p6/kP3p2/3NpPp1/2P1K1P1/1NP5/8 w - - 0 1)

Belyakin, Yuri Maksimovich

Kopnin, Aleksey Grigorevich

3rd Prize, Shakhmaty v SSSR, 1949

8/1p1n1B2/1p6/kP3p2/3NpPp1/2P1K1P1/1NP5/8

#3

9 + 7


113 Shakhmaty v SSSR 1949

SOLUTION


  • SOUND
  • Sets
    • 1...Sc5
      • 2.Bc4
        • 2...Sb3
          • 3.Sxb3#
        • 2...Sd3
          • 3.Sb3#
        • 2...Sa4
          • 3.Sb3#
        • 2...Sa6
          • 3.Sb3#
        • 2...Se6
          • 3.Sb3#
        • 2...Sd7
          • 3.Sb3#
    • 1...Se5
      • 2.Bb3
        • 2...Sc4+
          • 3.Sxc4#
        • 2...Sd3
          • 3.Sc4#
        • 2...Sf3
          • 3.Sc4#
        • 2...Sc6
          • 3.Sc4#
        • 2...Sg6
          • 3.Sc4#
        • 2...Sd7
          • 3.Sc4#
        • 2...Sf7
          • 3.Sc4#
    • 1...Sb8
      • 2.Bb3
        • threat
          • 3.Sc4#
      • 2.Bc4
        • threat
          • 3.Sb3#
    • 1...Sf8
      • 2.Bb3
        • threat
          • 3.Sc4#
      • 2.Bc4
        • threat
          • 3.Sb3#
  • Tries
    • 1.Bd5?
      • 1...Sc5
        • 2.Bc4
          • 2...Sb3
            • 3.Sxb3#
          • 2...Sd3
            • 3.Sb3#
          • 2...Sa4
            • 3.Sb3#
          • 2...Sa6
            • 3.Sb3#
          • 2...Se6
            • 3.Sb3#
          • 2...Sd7
            • 3.Sb3#
      • 1...Se5
        • 2.Bb3
          • 2...Sc4+
            • 3.Sxc4#
          • 2...Sd3
            • 3.Sc4#
          • 2...Sf3
            • 3.Sc4#
          • 2...Sc6
            • 3.Sc4#
          • 2...Sg6
            • 3.Sc4#
          • 2...Sd7
            • 3.Sc4#
          • 2...Sf7
            • 3.Sc4#
      • 1...Sb8
        • 2.Bb3
          • threat
            • 3.Sc4#
        • 2.Bc4
          • threat
            • 3.Sb3#
      • 1...Sf8
        • 2.Bb3
          • threat
            • 3.Sc4#
        • 2.Bc4
          • threat
            • 3.Sb3#
      • 1...Sf6!
    • 1.Be6?
      • 1...Sc5
        • 2.Bc4
          • 2...Sb3
            • 3.Sxb3#
          • 2...Sd3
            • 3.Sb3#
          • 2...Sa4
            • 3.Sb3#
          • 2...Sa6
            • 3.Sb3#
          • 2...Se6
            • 3.Sb3#
          • 2...Sd7
            • 3.Sb3#
      • 1...Se5
        • 2.Bb3
          • 2...Sc4+
            • 3.Sxc4#
          • 2...Sd3
            • 3.Sc4#
          • 2...Sf3
            • 3.Sc4#
          • 2...Sc6
            • 3.Sc4#
          • 2...Sg6
            • 3.Sc4#
          • 2...Sd7
            • 3.Sc4#
          • 2...Sf7
            • 3.Sc4#
      • 1...Sb8
        • 2.Bb3
          • threat
            • 3.Sc4#
        • 2.Bc4
          • threat
            • 3.Sb3#
      • 1...Sf8
        • 2.Bb3
          • threat
            • 3.Sc4#
        • 2.Bc4
          • threat
            • 3.Sb3#
      • 1...Sf6!
    • 1.Be8?
      • 1...Se5
        • 2.Sb3#
      • 1...Sf6
        • 2.Sb3#
      • 1...Sb8
        • 2.Sb3#
      • 1...Sf8
        • 2.Sb3#
      • 1...Sc5!
    • 1.Bg8?
      • 1...Sc5
        • 2.Bc4
          • 2...Sb3
            • 3.Sxb3#
          • 2...Sd3
            • 3.Sb3#
          • 2...Sa4
            • 3.Sb3#
          • 2...Sa6
            • 3.Sb3#
          • 2...Se6
            • 3.Sb3#
          • 2...Sd7
            • 3.Sb3#
      • 1...Se5
        • 2.Bb3
          • 2...Sc4+
            • 3.Sxc4#
          • 2...Sd3
            • 3.Sc4#
          • 2...Sf3
            • 3.Sc4#
          • 2...Sc6
            • 3.Sc4#
          • 2...Sg6
            • 3.Sc4#
          • 2...Sd7
            • 3.Sc4#
          • 2...Sf7
            • 3.Sc4#
      • 1...Sb8
        • 2.Bb3
          • threat
            • 3.Sc4#
        • 2.Bc4
          • threat
            • 3.Sb3#
      • 1...Sf8
        • 2.Bb3
          • threat
            • 3.Sc4#
        • 2.Bc4
          • threat
            • 3.Sb3#
      • 1...Sf6!
  • Keys
    • 1.Ba2!
      • threat
        • 2.Sc4+
          • 2...Ka4
            • 3.Bb3#
      • 1...Sc5
        • 2.Bc4
          • 2...Sb3
            • 3.Sxb3#
          • 2...Sd3
            • 3.Sb3#
          • 2...Sa4
            • 3.Sb3#
          • 2...Sa6
            • 3.Sb3#
          • 2...Se6
            • 3.Sb3#
          • 2...Sd7
            • 3.Sb3#
      • 1...Se5
        • 2.Bb3
          • 2...Sc4+
            • 3.Sxc4#
          • 2...Sd3
            • 3.Sc4#
          • 2...Sf3
            • 3.Sc4#
          • 2...Sc6
            • 3.Sc4#
          • 2...Sg6
            • 3.Sc4#
          • 2...Sd7
            • 3.Sc4#
          • 2...Sf7
            • 3.Sc4#

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).