TARIS-TreesDistance Returns the distance between two trees that have been previously generated with the TARIS-BuildTree program Syntax:    $ TARIS-TreesDistance file1 file2 Required parameters:    file1       This is the name of the first tree in gml format    file2       This is the name of the second tree in gml format For example:    $ TARIS-BuildTree -c file1.cube -o file1.gml    $ TARIS-BuildTree -c file2.cube -o file2.gml    $ TARIS-TreesDistance file1.gml file2.gml