Problem Display
PID: 240975 (8/8/1p1Pp3/1Pb1Pp1P/1p1Q1Bp1/4p1Nk/4P3/1K1N4 w - - 0 1)

Jaeger, Daniel

New York Clipper, 1875

(First published on Sat Dec 18 1875)

8/8/1p1Pp3/1Pb1Pp1P/1p1Q1Bp1/4p1Nk/4P3/1K1N4

#3

10 + 8


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Sxe3?
      • threat
        • 2.Qd1
          • threat
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh4
            • 3.Qh1#
      • 1...Kh2
        • 2.Qd1
          • threat
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh4
        • 2.Qd1
          • threat
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Bxd4!
    • 1.Qc3?
      • threat
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kg2
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh4
            • 3.Qh1#
      • 1...Kg2
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh2
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kg2
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh4
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...bxc3!
    • 1.Qxc5?
      • threat
        • 2.Qc6
          • threat
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh4
            • 3.Qh1#
      • 1...Kg2
        • 2.Qc6+
          • 2...Kg1
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh2
        • 2.Qc6
          • threat
            • 3.Qh1#
          • 2...Kg1
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh4
        • 2.Qc6
          • threat
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...bxc5!
    • 1.Qd2?
      • threat
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kg2
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh4
            • 3.Qh1#
      • 1...Kg2
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh2
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kg2
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh4
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...exd2!
    • 1.Qxb4?
      • threat
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kg2
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh4
            • 3.Qh1#
      • 1...Kg2
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh2
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kg2
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh4
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Bxb4!
    • 1.Qe4?
      • threat
        • 2.Qh1#
      • 1...Kh2
        • 2.Qh1#
      • 1...Kh4
        • 2.Qh1#
      • 1...fxe4!
    • 1.Qd5?
      • threat
        • 2.Qh1#
      • 1...Kh2
        • 2.Qh1#
      • 1...Kh4
        • 2.Qh1#
      • 1...exd5!
  • Keys
    • 1.Qa1!
      • threat
        • 2.Qa8
          • threat
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh4
            • 3.Qh1#
      • 1...Kg2
        • 2.Qa8+
          • 2...Kg1
            • 3.Qh1#
          • 2...Kh2
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh2
        • 2.Qa8
          • threat
            • 3.Qh1#
          • 2...Kg1
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#
      • 1...Kh4
        • 2.Qa8
          • threat
            • 3.Qh1#
          • 2...Kh3
            • 3.Qh1#

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).