['colleague', 'surprise', 'see', 'EmptyParameter', 'EmptyParameter'] ['colleague', 'see', 'he', 'EmptyParameter', 'EmptyParameter']
["Synset('peer.n.01')", 'amuse-31.1', 'discover-84', 'EmptyParameter', 'EmptyParameter'] ["Synset('peer.n.01')", 'discover-84', '<PRP>', 'EmptyParameter', 'EmptyParameter']
His colleagues are surprised to see him.
<PRP> Synset('peer.n.01') are surprised to see <PRP>.