['he', 'bury', 'EmptyParameter', 'ice', 'under']
['<PRP>', 'put-9.1', 'EmptyParameter', "Synset('drug_of_abuse.n.01')", 'under']
At least he was not buried under ice.
at Synset('least.a.01') <PRP> was not buried under Synset('drug_of_abuse.n.01').