On Tue, May 6, 2014 at 11:48 AM, Costello, Roger L. <costello@mitre.org <mailto:costello@mitre.org>> wrote: As you read these words, inside your brain you are parsing them, you are creating a parse tree. Some linguists believe that; others emphatically do not. -- GMail doesn't have rotating .sigs, but you can see mine at http://www.ccil.org/~cowan/signatures