.in 3

Various abbreviations which aren't end of sentence: Jr. AND Sr. AND
i.e. AND Mr. AND Mrs. etc. \%-- done.  Start of next sentence.
Sentence with parentheses (a.k.a. Round brackets) \%-- done.  Start of
next sentence.  Sentence with brackets [i.e. Square brackets] \%--
done.  Start of next sentence.