<synset id="n06568552" type="n">
<lex_filenum>10<lex_filenum/>
<word lex_id="0">MS-DOS<word/>
<word lex_id="0">Microsoft disk operating system<word/>
<pointer refs="n06568422">Instance Hypernym<pointer/>
<def>an operating system developed by Bill Gates for personal computers<def/>
<synset/>