Problem Display
PID: 213400 (1BR1b1q1/2p5/3pp3/3kN3/2p3p1/2KN4/1Q4P1/8 w - - 0 1)

Willmers, Rudolf Heinrich

Illustrirte Zeitung, 1857

1BR1b1q1/2p5/3pp3/3kN3/2p3p1/2KN4/1Q4P1/8

#3

7 + 8


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Bh5
      • 2.Qb7+
        • 2...c6
          • 3.Qxc6#
    • 1...Bg6
      • 2.Qb7+
        • 2...c6
          • 3.Qxc6#
    • 1...Bf7
      • 2.Qb7+
        • 2...c6
          • 3.Qxc6#
    • 1...c5
      • 2.Qb7+
        • 2...Bc6
          • 3.Qxc6#
  • Tries
    • 1.Qf2?
      • threat
        • 2.Qd4#
      • 1...Ke4
        • 2.Qd4+
          • 2...Kf5
            • 3.Qf4#
        • 2.Qf4+
          • 2...Kd5
            • 3.Qxc4#
            • 3.Qd4#
      • 1...dxe5
        • 2.Qc5+
          • 2...Ke4
            • 3.Qxe5#
      • 1...c5!
    • 1.Qb7+?
      • 1...Bc6
        • 2.Qxc6#
      • 1...c6!
  • Keys
    • 1.Qb6!
      • threat
        • 2.Qd4#
      • 1...Ke4
        • 2.Qd4+
          • 2...Kf5
            • 3.Qf4#
      • 1...dxe5
        • 2.Qc5+
          • 2...Ke4
            • 3.Qxe5#
        • 2.Qxc7
          • threat
            • 3.Qxe5#
            • 3.Qxc4#
          • 2...Ke4
            • 3.Qxe5#
      • 1...cxb6
        • 2.Rxc4
          • threat
            • 3.Rd4#
          • 2...dxe5
            • 3.Sb4#
      • 1...c5
        • 2.Qb7+
          • 2...Bc6
            • 3.Qxc6#

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).