MESON Chess Problem Database

Problem Display
PID: 65779 (3N1r2/1p4b1/bN3P1p/p1P1k3/2p1p3/2R1p1P1/K2p3Q/5R2 w - - 0 1)

Valle, Giovanni Batista

2nd Prize, Nuova Rivista degli Scacchi, 1893

3N1r2/1p4b1/bN3P1p/p1P1k3/2p1p3/2R1p1P1/K2p3Q/5R2

#4

9 + 11

15 British Chess Magazine 1893
5669 Tidsskrift for Skak 1895

SOLUTION

  • SOUND
  • Keys
    • 1.Qh1!
      • threat
        • 2.Qxe4+
          • 2...Kxe4
            • 3.Rf4+
              • 3...Ke5
                • 4.Rxe3#
      • 1...Kd4
        • 2.Qxe4+
          • 2...Kxe4
            • 3.Rf4+
              • 3...Ke5
                • 4.Rxe3#
          • 2...Kxc5
            • 3.Qxe3+
              • 3...Kb4
                • 4.Rb1#
              • 3...Kb5
                • 4.Rb1#
              • 3...Kd6
                • 4.Qe7#
      • 1...Rxf6
        • 2.Rd3
          • threat
            • 3.Sd7#
            • 3.Rd5#
          • 2...Rxf1
            • 3.Sd7+
              • 3...Kf5
                • 4.Qh5#
            • 3.Qh5+
              • 3...Kf6
                • 4.Sd5#
              • 3...Rf5
                • 4.Sd7#
          • 2...cxd3
            • 3.Rf5+
              • 3...Kd4
                • 4.Qa1#
              • 3...Kxf5
                • 4.Qh5#
              • 3...Rxf5
                • 4.Qa1#
          • 2...Rf2
            • 3.Sd7+
              • 3...Kf5
                • 4.Qh5#
            • 3.Qh5+
              • 3...Kf6
                • 4.Sd5#
              • 3...Rf5
                • 4.Sd7#
                • 4.Rxf5#
                • 4.Qxf5#
          • 2...Rf3
            • 3.Sd7+
              • 3...Kf5
                • 4.Qh5#
            • 3.Qh5+
              • 3...Kf6
                • 4.Sd5#
              • 3...Rf5
                • 4.Sd7#
                • 4.Rxf5#
                • 4.Qxf5#
          • 2...Rf4
            • 3.Sd7+
              • 3...Kf5
                • 4.Qh5#
            • 3.Qh5+
              • 3...Kf6
                • 4.Sd5#
              • 3...Rf5
                • 4.Sd7#
                • 4.Rxf5#
                • 4.Qxf5#
            • 3.Rxf4
              • threat
                • 4.Sd7#
                • 4.Rd5#
                • 4.Qxe4#
                • 4.Qh5#
      • 1...d1S
        • 2.Rf5+
          • 2...Kd4
            • 3.Qxd1+
              • 3...Kxc3
                • 4.Sd5#
          • 2...Kxf5
            • 3.Qh5+
              • 3...Kxf6
                • 4.Sd5#
      • 1...e2
        • 2.Qxe4+
          • 2...Kxe4
            • 3.Rf4+
              • 3...Ke5
                • 4.Re3#

FEATURES

NOT CLASSIFIED
HTML5 logo

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).