['he', 'check', 'manifold', 'section', 'in']
['<PRP>', 'assessment-34.1', "Synset('set.n.02')", "Synset('organization.n.01')", 'in']
He was checking the manifold in Section.
<PRP> was checking the Synset('set.n.02') in Synset('organization.n.01').