<synset id="r00344500" type="r">
<lex_filenum>02<lex_filenum/>
<word lex_id="0">fourfold<word/>
<word lex_id="0">four times<word/>
<pointer refs="a02219144" source="1" target="2">Derived from adjective<pointer/>
<def>by a factor of four<def/>
<example>the price of gasoline has increased fourfold over the past two years<example/>
<synset/>