['act', 'threaten', 'peace', 'EmptyParameter', 'EmptyParameter']
["Synset('document.n.01')", 'amuse-31.1', "Synset('safety.n.01')", 'EmptyParameter', 'EmptyParameter']
One act of sabotage could threaten the peace.
one Synset('document.n.01') of Synset('termination.n.05') could threaten the Synset('safety.n.01').