Problem Display
PID: 262675 (7Q/8/8/2B5/3N4/1p2P1Kb/3p4/4k3 w - - 0 1)

Hebelt, Vaclav

Szachy, 1966

7Q/8/8/2B5/3N4/1p2P1Kb/3p4/4k3

#3

5 + 4


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Sets
    • 1...Kf1
      • 2.Qxh3+
        • 2...Ke1
          • 3.Qh1#
        • 2...Kg1
          • 3.Se2#
          • 3.Sf3#
          • 3.Qg2#
    • 1...Bg4
      • 2.Qh1#
    • 1...Bf5
      • 2.Qh1#
    • 1...Be6
      • 2.Qh1#
    • 1...Bd7
      • 2.Qh1#
    • 1...Bc8
      • 2.Qh1#
  • Tries
    • 1.Qxh3?
      • threat
        • 2.Qh1#
      • 1...d1Q
        • 2.Bb4+
          • 2...Qd2
            • 3.Qh1#
      • 1...d1R
        • 2.Bb4+
          • 2...Rd2
            • 3.Qh1#
      • 1...d1S!
    • 1.Qh5?
      • threat
        • 2.Qe2#
      • 1...d1Q
        • 2.Bb4+
          • 2...Kf1
            • 3.Qxd1#
          • 2...Qd2
            • 3.Qe2#
      • 1...d1B
        • 2.Bb4+
          • 2...Kf1
            • 3.Qxd1#
      • 1...Bf1!
  • Keys
    • 1.Qa8!
      • 1...d1Q
        • 2.Bb4+
          • 2...Kf1
            • 3.Qh1#
          • 2...Qd2
            • 3.Qa1#
      • 1...d1S
        • 2.Sf3+
          • 2...Kf1
            • 3.Qa6#
          • 2...Ke2
            • 3.Qa6#
      • 1...d1B
        • 2.Bb4+
          • 2...Kf1
            • 3.Qh1#
      • 1...d1R
        • 2.Bb4+
          • 2...Kf1
            • 3.Qh1#
          • 2...Rd2
            • 3.Qa1#
      • 1...Bf1
        • 2.Qa1+
          • 2...d1Q
            • 3.Bb4#
          • 2...d1S
            • 3.Bb4#
          • 2...d1B
            • 3.Bb4#
            • 3.Qc3#
            • 3.Qa5#
          • 2...d1R
            • 3.Bb4#
      • 1...Bg2
        • 2.Qxg2
          • threat
            • 3.Qh1#
            • 3.Qg1#
            • 3.Qe2#
          • 2...Kd1
            • 3.Qf1#
            • 3.Qh1#
            • 3.Qg1#
          • 2...d1Q
            • 3.Qf2#
          • 2...d1B
            • 3.Bb4#
            • 3.Qf2#
      • 1...b2
        • 2.Qf3
          • threat
            • 3.Sc2#
            • 3.Qe2#
          • 2...d1Q
            • 3.Qf2#
          • 2...d1B
            • 3.Bb4#
            • 3.Qf2#

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).