Problem Display
PID: 207381 (rn6/7p/p4N1K/Pp1Pk1P1/8/nP6/1P2PBN1/8 w - - 0 1)

Kubbel, Arvid Ivanovich

64 Shakhmatnoe obozrenie, 1928

rn6/7p/p4N1K/Pp1Pk1P1/8/nP6/1P2PBN1/8

#4

10 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Se3!
      • threat
        • 2.Bg3+
          • 2...Kd4
            • 3.Sf5+
              • 3...Kc5
                • 4.Bd6#
        • 2.Sf5
          • threat
            • 3.Bg3+
              • 3...Kxf5
                • 4.e4#
          • 2...Kf4
            • 3.Bg3+
              • 3...Kxf5
                • 4.e4#
          • 2...Kxf5
            • 3.Bg3
              • threat
                • 4.e4#
      • 1...Kf4
        • 2.Sf5
          • threat
            • 3.Bg3+
              • 3...Kxf5
                • 4.e4#
          • 2...Ke5
            • 3.Bg3+
              • 3...Kxf5
                • 4.e4#
          • 2...Kxf5
            • 3.Bg3
              • threat
                • 4.e4#
      • 1...Kd6
        • 2.Sf5+
          • 2...Ke5
            • 3.Bg3+
              • 3...Kxf5
                • 4.e4#
          • 2...Kc7
            • 3.Bb6+
              • 3...Kb7
                • 4.Sd6#
              • 3...Kc8
                • 4.Sd6#
      • 1...Sc4
        • 2.Bg3+
          • 2...Kd4
            • 3.Sc2+
              • 3...Kc5
                • 4.b4#

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).