MESON Chess Problem Database

Problem Display
PID: 251508 (5r2/4p2P/3pP3/3P2Q1/5p2/5K1p/5P1p/7k w - - 0 1)

Vetter, Hans

Problem (Zagreb), 1962

5r2/4p2P/3pP3/3P2Q1/5p2/5K1p/5P1p/7k

#4

6 + 7

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qg7!
      • threat
        • 2.Qa1#
      • 1...Rf6
        • 2.h8S
          • 2...Rxe6
            • 3.Qa1+
              • 3...Re1
                • 4.Qxe1#
            • 3.dxe6
              • 3...d5
                • 4.Qa1#
          • 2...Rg6
            • 3.Sxg6
              • 3...Kg1
                • 4.Qa1#
      • 1...Ra8
        • 2.Qb2
          • threat
            • 3.Qc1#
            • 3.Qb1#
          • 2...Ra3+
            • 3.Qxa3
              • 3...Kg1
                • 4.Qc1#
                • 4.Qa1#
          • 2...Rc8
            • 3.Qa1+
              • 3...Rc1
                • 4.Qxc1#
            • 3.Qb1+
              • 3...Rc1
                • 4.Qxc1#
          • 2...Rg8
            • 3.hxg8S
              • 3...Kg1
                • 4.Qa1#
                • 4.Qc1#
                • 4.Qb1#
            • 3.hxg8B
              • 3...Kg1
                • 4.Qa1#
                • 4.Qc1#
                • 4.Qb1#
        • 2.Qc3
          • threat
            • 3.Qe1#
            • 3.Qc1#
          • 2...Ra3
            • 3.Qxa3
              • 3...Kg1
                • 4.Qc1#
                • 4.Qa1#
          • 2...Rg8
            • 3.hxg8S
              • 3...Kg1
                • 4.Qa1#
                • 4.Qe1#
                • 4.Qc1#
            • 3.hxg8B
              • 3...Kg1
                • 4.Qa1#
                • 4.Qe1#
                • 4.Qc1#
      • 1...Rg8
        • 2.Qa1+
          • 2...Rg1
            • 3.h8Q
              • 3...Rxa1
                • 4.Qxa1#
              • 3...Rb1
                • 4.Qxb1#
              • 3...Rc1
                • 4.Qxc1#
              • 3...Rd1
                • 4.Qxd1#
              • 3...Re1
                • 4.Qxe1#
              • 3...Rf1
                • 4.Qxf1#

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).