Problem Display
PID: 215445 (8/p4QBp/K2p2p1/7N/1p2k1Np/8/1P6/8 w - - 0 1)

Bettmann, Edgar

Bettmann, Henry Wald

Bettmann, Jacob

Baltimore American and Commercial Advertiser, 1884

8/p4QBp/K2p2p1/7N/1p2k1Np/8/1P6/8

#4

6 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qb3!
      • threat
        • 2.Sf2+
          • 2...Kf5
            • 3.Qd5#
        • 2.Sh2
          • threat
            • 3.Qf3#
          • 2...Kf5
            • 3.Qd5#
      • 1...Kf5
        • 2.Sf2
          • threat
            • 3.Qd5#
          • 2...gxh5
            • 3.Qf7+
              • 3...Kg5
                • 4.Qf6#
        • 2.Sh2
          • threat
            • 3.Qd5#
          • 2...gxh5
            • 3.Qf7+
              • 3...Ke4
                • 4.Qf3#
              • 3...Kg5
                • 4.Qf6#
          • 2...g5
            • 3.Qf7+
              • 3...Ke4
                • 4.Qf3#
      • 1...gxh5
        • 2.Qe3+
          • 2...Kd5
            • 3.Sf6+
              • 3...Kc4
                • 4.b3#
              • 3...Kc6
                • 4.Qc1#
          • 2...Kf5
            • 3.Sh6+
              • 3...Kg6
                • 4.Qg1#
        • 2.Sh2
          • threat
            • 3.Qf3#
          • 2...Kf4
            • 3.Qf3+
              • 3...Kg5
                • 4.Qf6#
          • 2...Kf5
            • 3.Qf7+
              • 3...Ke4
                • 4.Qf3#
              • 3...Kg5
                • 4.Qf6#

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).