<synset id="n11109027" type="n">
<lex_filenum>18<lex_filenum/>
<word lex_id="0">Koopmans<word/>
<word lex_id="0">Tjalling Koopmans<word/>
<word lex_id="0">Tjalling Charles Koopmans<word/>
<pointer refs="n10043643">Instance Hypernym<pointer/>
<def>United States economist (born in the Netherlands) (1910-1985)<def/>
<synset/>