['sigh', 'wash', 'EmptyParameter', 'crew', 'over']
["Synset('happening.n.01')", 'wipe_manner-10.4.1-1', 'EmptyParameter', "Synset('unit.n.03')", 'over']
A sigh of relief washes over the crew.
a Synset('happening.n.01') of Synset('person.n.01') washes over the Synset('unit.n.03').