['idea', 'happen', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
["Synset('goal.n.01')", 'occur-48.3', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
For over four hours, he was alone in the darkened mess hall, with no idea what was happening.
for over <DURATION>2 hours, <PRP> was alone in the darkened <LOCATION>0 hall, with no Synset('goal.n.01') what was happening.