Problem Display
PID: 248754 (1Q6/8/8/8/8/3p1K2/8/4k3 w - - 0 1)

Orlik, Peter

Deutsche Schachzeitung, 1982

1Q6/8/8/8/8/3p1K2/8/4k3

#3

2 + 2


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Kd1
      • 2.Qb2
        • 2...Ke1
          • 3.Qc1#
        • 2...d2
          • 3.Qb1#
    • 1...Kf1
      • 2.Qb1#
  • Tries
    • 1.Ke3?
      • threat
        • 2.Qb1#
      • 1...Kf1
        • 2.Qh2
          • threat
            • 3.Qh1#
            • 3.Qf2#
          • 2...Ke1
            • 3.Qg1#
            • 3.Qh1#
        • 2.Qg3
          • 2...d2
            • 3.Qf2#
      • 1...d2!
    • 1.Qe5+?
      • 1...Kd1
        • 2.Qb2
          • 2...Ke1
            • 3.Qc1#
          • 2...d2
            • 3.Qb1#
      • 1...Kd2!
    • 1.Qb2?
      • threat
        • 2.Qc1#
      • 1...Kd1
        • 2.Kf2
          • 2...d2
            • 3.Qb1#
        • 2.Ke3
          • threat
            • 3.Qb1#
            • 3.Qd2#
          • 2...Ke1
            • 3.Qa1#
            • 3.Qc1#
            • 3.Qb1#
      • 1...d2!
    • 1.Qb4+?
      • 1...Kd1
        • 2.Qb2
          • 2...Ke1
            • 3.Qc1#
          • 2...d2
            • 3.Qb1#
      • 1...d2!
    • 1.Qb5?
      • 1...Kd1
        • 2.Qb2
          • 2...Ke1
            • 3.Qc1#
          • 2...d2
            • 3.Qb1#
      • 1...Kd2!
    • 1.Qb6?
      • 1...Kd1
        • 2.Qb2
          • 2...Ke1
            • 3.Qc1#
          • 2...d2
            • 3.Qb1#
      • 1...Kd2!
    • 1.Qh8?
      • 1...Kd1
        • 2.Qb2
          • 2...Ke1
            • 3.Qc1#
          • 2...d2
            • 3.Qb1#
      • 1...Kd2!
  • Keys
    • 1.Qh2!
      • threat
        • 2.Ke3
          • threat
            • 3.Qg1#
            • 3.Qh1#
          • 2...Kd1
            • 3.Qd2#
          • 2...Kf1
            • 3.Qh1#
            • 3.Qf2#
      • 1...Kd1
        • 2.Qb2
          • 2...Ke1
            • 3.Qc1#
          • 2...d2
            • 3.Qb1#

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).