Problem Display
PID: 55347 (8/8/8/2P5/2K2p2/kp6/3Q4/8 w - - 0 1)

Rosenberg, J

Source?, 0000

8/8/8/2P5/2K2p2/kp6/3Q4/8

#3

3 + 3


3757 Schachminiaturen I 1902

SOLUTION


  • SOUND
  • Sets
    • 1...Ka4
      • 2.Qb4#
    • 1...b2
      • 2.Qa5#
  • Tries
    • 1.Qc1+?
      • 1...Ka2
        • 2.Kc3
          • threat
            • 3.Qb2#
          • 2...b2
            • 3.Qxb2#
      • 1...b2!
    • 1.Qc3?
      • threat
        • 2.Qa1#
        • 2.Qxb3#
      • 1...Ka4
        • 2.Qa1#
        • 2.Qb4#
      • 1...Ka2!
    • 1.Qb2+?
      • 1...Ka4
        • 2.Qa1#
      • 1...Kxb2!
    • 1.Qc2?
      • threat
        • 2.Qxb3#
      • 1...Ka4
        • 2.Qb1
          • threat
            • 3.Qa1#
          • 2...Ka3
            • 3.Qa1#
            • 3.Qxb3#
          • 2...Ka5
            • 3.Qa1#
          • 2...b2
            • 3.Qa2#
        • 2.Qd1
          • threat
            • 3.Qa1#
          • 2...Ka3
            • 3.Qxb3#
            • 3.Qa1#
          • 2...Ka5
            • 3.Qa1#
        • 2.Qxb3+
          • 2...Ka5
            • 3.Qa2#
            • 3.Qa3#
            • 3.Qb5#
        • 2.Qb2
          • threat
            • 3.Qa1#
          • 2...Ka5
            • 3.Qa1#
            • 3.Qa3#
        • 2.Qc3
          • threat
            • 3.Qa1#
            • 3.Qb4#
          • 2...Ka3
            • 3.Qa1#
            • 3.Qxb3#
      • 1...bxc2!
    • 1.Qf2?
      • 1...Ka4
        • 2.Qe1
          • threat
            • 3.Qb4#
            • 3.Qa1#
          • 2...Ka3
            • 3.Qa1#
        • 2.Qb2
          • threat
            • 3.Qa1#
          • 2...Ka5
            • 3.Qa1#
            • 3.Qa3#
        • 2.Qf3
          • threat
            • 3.Qa8#
          • 2...Ka3
            • 3.Qxb3#
          • 2...Ka5
            • 3.Qa8#
      • 1...f3
        • 2.c6
          • 2...Ka4
            • 3.Qa7#
          • 2...b2
            • 3.Qa7#
      • 1...b2!
    • 1.Qg2?
      • 1...Ka4
        • 2.Qa8#
      • 1...b2
        • 2.Qa8#
      • 1...f3!
  • Keys
    • 1.c6!
      • 1...f3
        • 2.Qf2
          • 2...Ka4
            • 3.Qa7#
          • 2...b2
            • 3.Qa7#

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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).