for a possessive (like her, his, whose, their, and its).
Note that I didn't check for proper use of "its" (when it should
be "it is" or "it has" instead).
I also saw over 15 other grammar or punctuation problems, but not
fixed in this commit.
specification 1.0 (.PAR and .Pnn files). These commonly accompany Usenet
binary postings, but the public domain format is sufficiently general to
permit other applications as well.