Problem Display
PID: 247452 (2b2B1R/P2pP1P1/RN2k1p1/P1p3P1/nn3p1P/1p1N2p1/3K4/8 w - - 0 1)

Tunin, A

Uralski Problemist, 1998

2b2B1R/P2pP1P1/RN2k1p1/P1p3P1/nn3p1P/1p1N2p1/3K4/8

#4

12 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.g8S!
      • threat
        • 2.e8Q+
          • 2...Kf5
            • 3.Sh6#
      • 1...Kf5
        • 2.Sh6+
          • 2...Ke4
            • 3.e8Q+
              • 3...Kf3
                • 4.Qe2#
              • 3...Kd4
                • 4.Bg7#
                • 4.Qe5#
      • 1...Kd6
        • 2.e8S+
          • 2...Kc6
            • 3.Se5+
              • 3...Kb5
                • 4.Sc7#
              • 3...Kb7
                • 4.a8Q#
            • 3.Se7+
              • 3...Kb5
                • 4.Sc7#
              • 3...Kb7
                • 4.a8Q#
          • 2...Ke6
            • 3.Sg7+
              • 3...Kf7
                • 4.Sh6#
      • 1...Kf7
        • 2.Sh6+
          • 2...Ke8
            • 3.Bg7+
              • 3...Kxe7
                • 4.Sxc8#
        • 2.e8Q+
          • 2...Kxe8
            • 3.Sh6
              • threat
                • 4.Bxc5#
                • 4.Bd6#
              • 3...Kd8
                • 4.Bd6#
              • 3...d6
                • 4.Bxd6#
        • 2.e8R
          • threat
            • 3.Sh6+
              • 3...Kxe8
                • 4.Bxc5#
                • 4.Bd6#
            • 3.Sf6
              • threat
                • 4.Se5#
                • 4.Re7#
                • 4.Rh7#
          • 2...Kxe8
            • 3.Sh6
              • threat
                • 4.Bxc5#
                • 4.Bd6#
              • 3...Kd8
                • 4.Bd6#
              • 3...d6
                • 4.Bxd6#
          • 2...c4
            • 3.Sh6+
              • 3...Kxe8
                • 4.Bxb4#
                • 4.Bc5#
                • 4.Bd6#
          • 2...d6
            • 3.Sh6+
              • 3...Kxe8
                • 4.Bxd6#
            • 3.Sf6
              • threat
                • 4.Re7#
                • 4.Rh7#
        • 2.Sf6
          • threat
            • 3.e8Q#
          • 2...Ke6
            • 3.e8Q+
              • 3...Kf5
                • 4.Qe4#
                • 4.Qe5#
            • 3.e8R+
              • 3...Kf5
                • 4.Re5#
              • 3...Kf7
                • 4.Se5#
                • 4.Re7#
                • 4.Rh7#
      • 1...Sxb6
        • 2.e8Q+
          • 2...Kd5
            • 3.Qe5+
              • 3...Kc4
                • 4.Qxc5#
              • 3...Kc6
                • 4.Rxb6#
      • 1...Sd5
        • 2.e8Q+
          • 2...Se7
            • 3.Qxe7+
              • 3...Kf5
                • 4.Sh6#
      • 1...Sc6
        • 2.e8Q+
          • 2...Se7
            • 3.Qxe7+
              • 3...Kf5
                • 4.Sh6#

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).