Problem Display
PID: 19876 (b7/1QP5/5P2/2p2KP1/PpP2NP1/1R4R1/P3P2B/kB6 w - - 0 1)

Orlimont, PA (= Ernst Krieger)

Deutsches Wochenschach, 1905

b7/1QP5/5P2/2p2KP1/PpP2NP1/1R4R1/P3P2B/kB6

#4

15 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Qh1!
      • threat
        • 2.Be4+
          • 2...Kxa2
            • 3.Qb1#
      • 1...Bxh1
        • 2.Sg2
          • 2...Bxg2
            • 3.Rgf3
              • threat
                • 4.Be5#
      • 1...Bg2
        • 2.Qc1
          • threat
            • 3.Qb2#
          • 2...Be4+
            • 3.Bxe4+
              • 3...Kxa2
                • 4.Rb2#
                • 4.Qb2#
                • 4.Qb1#
            • 3.Ke5
              • threat
                • 4.Qb2#
        • 2.Qd1
          • threat
            • 3.Bc2+
              • 3...Kxa2
                • 4.Qb1#
            • 3.Bd3+
              • 3...Kxa2
                • 4.Qb1#
            • 3.Be4+
              • 3...Kxa2
                • 4.Qb1#
          • 2...Be4+
            • 3.Bxe4+
              • 3...Kxa2
                • 4.Qb1#
        • 2.Qe1
          • threat
            • 3.Bc2+
              • 3...Kxa2
                • 4.Qb1#
            • 3.Bd3+
              • 3...Kxa2
                • 4.Qb1#
            • 3.Be4+
              • 3...Kxa2
                • 4.Qb1#
          • 2...Be4+
            • 3.Bxe4+
              • 3...Kxa2
                • 4.Qb1#
      • 1...Bf3
        • 2.Qc1
          • threat
            • 3.Qb2#
          • 2...Be4+
            • 3.Bxe4+
              • 3...Kxa2
                • 4.Rb2#
                • 4.Qb2#
                • 4.Qb1#
            • 3.Ke5
              • threat
                • 4.Qb2#
          • 2...Bxg4+
            • 3.Ke5
              • threat
                • 4.Qb2#

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).