MESON Chess Problem Database

Problem Display
PID: 277018 (5Q2/8/2r5/4pPp1/pP2p1Kp/4p2N/P3P2p/5B1k w - - 0 1)

Gfeller, Heinz

Schweizerische Schachzeitung, 1961

5Q2/8/2r5/4pPp1/pP2p1Kp/4p2N/P3P2p/5B1k

#5

8 + 9

6490 yacpdb 2024

SOLUTION

  • SOUND
  • Keys
    • 1.Qe7!
      • threat
        • 2.Qxe5
          • threat
            • 3.Qxe4#
          • 2...Rc4
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#
      • 1...Rc1
        • 2.Qxe5
          • threat
            • 3.Qxe4#
          • 2...Rc4
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#
      • 1...Rc2
        • 2.Qxe5
          • threat
            • 3.Qxe4#
          • 2...Rc4
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#
      • 1...Rc3
        • 2.Qxe5
          • threat
            • 3.Qxe4#
          • 2...Rc4
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#
      • 1...Rc4
        • 2.Qxe5
          • threat
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#
      • 1...Rc5
        • 2.Qxc5
          • 2...a3
            • 3.Bg2+
              • 3...Kxg2
                • 4.Qxe3
                  • 4...Kf1
                    • 5.Qf2#
                  • 4...Kh1
                    • 5.Qxe4#
                  • 4...h1Q
                    • 5.Qf2#
                  • 4...h1S
                    • 5.Qg1#
                  • 4...h1B
                    • 5.Qg1#
                    • 5.Qf2#
                  • 4...h1R
                    • 5.Qf2#
      • 1...Rb6
        • 2.Qxe5
          • threat
            • 3.Qxe4#
          • 2...Rxb4
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#
      • 1...Rc7
        • 2.Qxe5
          • threat
            • 3.Qxe4#
          • 2...Rc4
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#
      • 1...Rc8
        • 2.Qxe5
          • threat
            • 3.Qxe4#
          • 2...Rc4
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#
      • 1...a3
        • 2.Qxe5
          • threat
            • 3.Qxe4#
          • 2...Rc4
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#
          • 2...Re6
            • 3.Qg3
              • threat
                • 4.Bg2#
                • 4.Qg2#
              • 3...hxg3
                • 4.Kxg3
                  • threat
                    • 5.Bg2#

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).