['he', 'visit', 'planet', 'EmptyParameter', 'EmptyParameter'] ['planet', 'have', 'temperature', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'meet-36.3-1', "Synset('natural_object.n.01')", 'EmptyParameter', 'EmptyParameter'] ["Synset('natural_object.n.01')", 'own-100', "Synset('perception.n.03')", 'EmptyParameter', 'EmptyParameter']
He has visited planets which had temperatures that were only slightly below the boiling point of water.
<PRP> has visited Synset('natural_object.n.01') which had Synset('perception.n.03') that were only slightly below the boiling Synset('narrowing.n.01') of Synset('artifact.n.01').