['warhead', 'close', 'EmptyParameter', 'ship', 'on']
["Synset('chemical.n.01')", 'other_cos-45.4', 'EmptyParameter', "Synset('craft.n.02')", 'on']
The warhead is closing in on the ship.
the Synset('chemical.n.01') is closing in on the Synset('craft.n.02').