<synset id="r00156222" type="r">
<lex_filenum>02<lex_filenum/>
<word lex_id="0">by the way<word/>
<word lex_id="0">by the bye<word/>
<word lex_id="0">incidentally<word/>
<word lex_id="1">apropos<word/>
<def>introducing a different topic<def/>
<def>in point of fact<def/>
<example>incidentally, I won't go to the party<example/>
<synset/>