Problem Display
PID: 273763 (8/7Q/1p6/kpp5/4N3/8/K7/8 w - - 0 1)

Zimmer, Eligiusz

Rochade Europa, 2001

8/7Q/1p6/kpp5/4N3/8/K7/8

#3

3 + 4


6490 yacpdb 2023

SOLUTION


  • SOUND
  • Sets
    • 1...c4
      • 2.Qa7+
        • 2...Kb4
          • 3.Qa3#
  • Tries
    • 1.Sc3?
      • 1...Kb4
        • 2.Sd5+
          • 2...Ka4
            • 3.Qa7#
          • 2...Kc4
            • 3.Qe4#
          • 2...Ka5
            • 3.Qa7#
      • 1...c4
        • 2.Qa7+
          • 2...Kb4
            • 3.Qa3#
      • 1...Ka6!
    • 1.Sd6?
      • threat
        • 2.Qd3
          • threat
            • 3.Qxb5#
            • 3.Qa3#
          • 2...Ka4
            • 3.Qxb5#
            • 3.Qa3#
          • 2...Kb4
            • 3.Qa3#
          • 2...Ka6
            • 3.Qa3#
          • 2...b4
            • 3.Qb5#
        • 2.Qa7+
          • 2...Kb4
            • 3.Qa3#
      • 1...Ka4
        • 2.Qd3
          • threat
            • 3.Qxb5#
            • 3.Qa3#
          • 2...Kb4
            • 3.Qa3#
          • 2...Ka5
            • 3.Qxb5#
            • 3.Qa3#
          • 2...b4
            • 3.Qb5#
            • 3.Qa6#
        • 2.Qa7+
          • 2...Kb4
            • 3.Qa3#
      • 1...Kb4
        • 2.Qd3
          • threat
            • 3.Qa3#
          • 2...Ka4
            • 3.Qxb5#
            • 3.Qa3#
          • 2...Ka5
            • 3.Qxb5#
            • 3.Qa3#
        • 2.Qh3
          • threat
            • 3.Qa3#
          • 2...Ka4
            • 3.Qa3#
          • 2...Ka5
            • 3.Qa3#
      • 1...c4
        • 2.Qa7+
          • 2...Kb4
            • 3.Qa3#
      • 1...Ka6!
    • 1.Qh8?
      • 1...Kb4
        • 2.Qc3+
          • 2...Ka4
            • 3.Qa3#
      • 1...b4
        • 2.Qa8+
          • 2...Kb5
            • 3.Sd6#
      • 1...c4
        • 2.Qa8+
          • 2...Kb4
            • 3.Qa3#
      • 1...Ka4!
  • Keys
    • 1.Qg8!
      • 1...Ka4
        • 2.Qb3+
          • 2...Ka5
            • 3.Qa3#
      • 1...Kb4
        • 2.Qb3+
          • 2...Ka5
            • 3.Qa3#
      • 1...b4
        • 2.Qa8+
          • 2...Kb5
            • 3.Sd6#
      • 1...c4
        • 2.Qa8+
          • 2...Kb4
            • 3.Qa3#

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).