Lights light the grave!

          sketch3.midi           sketch3.pdf           sketch3-sheet.pdf
              Refer files;    sketch3.ly     sketch3-sheet.latex     run--multiple.cmd      run--multiple.sh
              Actual files Download; sketch3.tar.gz ( About; 20,400bytes )
       Windows (cmd)>run--multiple sketch3[Enter]      Linux (bash)$ ./run--multiple.sh sketch3[Enter]

This sounds "sketch3.mp3".