['captain', 'become', 'confuse', 'EmptyParameter', 'EmptyParameter']
["Synset('mariner.n.01')", 'become-109.1-1-1', 'amuse-31.1', 'EmptyParameter', 'EmptyParameter']
The captain becomes confused at Tucker's regaining health.
the Synset('mariner.n.01') becomes confused at Tucker's regaining Synset('state.n.02').