<synset id="n09451237" type="n">
<lex_filenum>17<lex_filenum/>
<word lex_id="0">supernova<word/>
<pointer refs="n09444100">Hypernym<pointer/>
<pointer refs="n09258587">Instance Hyponym<pointer/>
<def>a star that explodes and becomes extremely luminous in the process<def/>
<synset/>