Problem Display
PID: 192338 (K1NB1r1b/2p2r2/p1k1P1Q1/2p1p3/P1p1R3/1B3P2/8/7R w - - 0 1)

Belli, Nicolo

3rd Prize, Rivista Scacchistica Italiana, 1918

K1NB1r1b/2p2r2/p1k1P1Q1/2p1p3/P1p1R3/1B3P2/8/7R

#3

10 + 9


6490 yacpdb 2019
14986 White-Hume Collection 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Sa7+?
      • 1...Kd5
        • 2.Rd1#
      • 1...Kd6
        • 2.Rd1#
      • 1...Kb6!
    • 1.exf7+?
      • 1...Kd7
        • 2.Rd1+
          • 2...Kxc8
            • 3.Qf5#
            • 3.Qg4#
            • 3.Qxa6#
            • 3.Qe6#
        • 2.Qf5+
          • 2...Kc6
            • 3.Qe6#
          • 2...Kxd8
            • 3.Rd1#
        • 2.Qg4+
          • 2...Kc6
            • 3.Qe6#
          • 2...Kxd8
            • 3.Rd1#
      • 1...Bf6!
  • Keys
    • 1.Rd4!
      • threat
        • 2.Qe4#
      • 1...Rxd8
        • 2.Qe4+
          • 2...Rd5
            • 3.Qxd5#
      • 1...cxd4
        • 2.Qd3
          • threat
            • 3.Qxc4#
          • 2...Kc5
            • 3.Qxc4#
          • 2...Kd5
            • 3.Qxc4#
          • 2...cxb3
            • 3.Qc4#
          • 2...cxd3
            • 3.Rc1#
          • 2...c3
            • 3.Qc4#
      • 1...Rf4
        • 2.Rd6+
          • 2...cxd6
            • 3.Se7#
      • 1...Rf5
        • 2.Rd6+
          • 2...cxd6
            • 3.Se7#
      • 1...Rd7
        • 2.Qe4+
          • 2...Rd5
            • 3.Qxd5#
        • 2.exd7+
          • 2...Rf6
            • 3.Qe4#
          • 2...Bf6
            • 3.Qe4#

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).