> It is not uncommon for moderate length sentences - say 20 or 30 words in length - to have hundreds, thousands, or even tens of thousands of possible syntactic

> It is not uncommon for moderate length sentences - say 20 or 30 words in length - to have hundreds, thousands, or even tens of thousands of possible syntactic structures. Does "possible" mean "syntactically valid" here? If so I'd be interested in a citation for it. Also, I wonder what kind of errors it makes wrt to the classification in http://nlp.cs.berkeley.edu/pubs/Kummerfeld-Hall-Curran-Klein_2012_Analysis_paper.pdf http://nlp.cs.berkeley.edu/pubs/Kummerfeld-Hall-Curran-Klein...