Problem Display
PID: 189033 (3n3b/8/8/8/8/1B6/8/1k1K1Q2 w - - 0 1)

Blumenthal, Oscar

Frankisches Volksblatt, 1912

3n3b/8/8/8/8/1B6/8/1k1K1Q2

#3

3 + 3


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Ka1
      • 2.Kc2#
    • 1...Bb2
      • 2.Kd2+
        • 2...Bc1+
          • 3.Qxc1#
  • Tries
    • 1.Qe2?
      • threat
        • 2.Qa2#
      • 1...Ka1
        • 2.Qa2#
      • 1...Bb2!
    • 1.Qg2?
      • threat
        • 2.Qa2#
      • 1...Ka1
        • 2.Qa2#
      • 1...Bb2!
    • 1.Qf2?
      • threat
        • 2.Qa2#
      • 1...Ka1
        • 2.Qa2#
      • 1...Bb2!
  • Keys
    • 1.Bd5!
      • threat
        • 2.Kd2+
          • 2...Kb2
            • 3.Qc1#
        • 2.Qc4
          • threat
            • 3.Qa2#
            • 3.Qc1#
          • 2...Ka1
            • 3.Qa2#
            • 3.Qc1#
          • 2...Kb2
            • 3.Qc1#
      • 1...Kb2
        • 2.Qc4
          • threat
            • 3.Qc1#
          • 2...Ka1
            • 3.Qa2#
            • 3.Qc1#
          • 2...Kb1
            • 3.Qa2#
            • 3.Qc1#
          • 2...Ka3
            • 3.Qb3#
          • 2...Bc3
            • 3.Qa2#
      • 1...Ba1
        • 2.Kd2+
          • 2...Kb2
            • 3.Qc1#
        • 2.Qd3+
          • 2...Kb2
            • 3.Qb3#
        • 2.Qc4
          • threat
            • 3.Qa2#
            • 3.Qc1#
            • 3.Qc2#
          • 2...Kb2
            • 3.Qb3#
            • 3.Qc1#
            • 3.Qb4#
      • 1...Bb2
        • 2.Kd2+
          • 2...Bc1+
            • 3.Qxc1#
        • 2.Qc4
          • threat
            • 3.Qa2#
          • 2...Ka1
            • 3.Qa2#
      • 1...Bc3
        • 2.Qc4
          • threat
            • 3.Qa2#
          • 2...Ka1
            • 3.Qa2#
          • 2...Kb2
            • 3.Qa2#

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).