h a
capitalised word and ends with a full stop, double colon, question mark
or exclaimation mark.  A single letter followed by a dot is considered an
abbreviation, so it does not terminate a sentence.  Various multi-letter
abbreviations are recognized, they do not terminate a sentence as well,
neither do fractional numbers.

   <p><span class="command">diction</span> understands <span class="command">cpp</span> <code>#line</code> lines for being
able to give precise locations when printing sentences.

   <p