['he', 'separate', 'sign', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'classify-29.10', "Synset('artifact.n.01')", 'EmptyParameter', 'EmptyParameter']
He can not separate the two life signs.
<PRP> can not separate the <NUMBER>0 Synset('record.n.01') Synset('artifact.n.01').