Kill is the motto!

          sketch7.midi           sketch7.pdf           sketch7-sheet.pdf
              Refer files;    sketch7.ly     sketch7-sheet.latex     run--multiple.cmd      run--multiple.sh
              Actual files Download; sketch7.tar.gz ( About; 38,100bytes )
       Windows (cmd)>run--multiple sketch7[Enter]      Linux (bash)$ ./run--multiple.sh sketch7[Enter]

This sounds "sketch7.mp3".