<synset id="n09242232" type="n">
<lex_filenum>17<lex_filenum/>
<word lex_id="0">charm quark<word/>
<pointer refs="n09401834">Hypernym<pointer/>
<def>a quark with an electric charge of +2/3 and a mass 2900 times that of an electron and a charm of +1<def/>
<synset/>