['vault', 'be', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
["Synset('propulsion.n.02')", 'representation-110.1', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
There is no vault on the ship.
there is no Synset('propulsion.n.02') on the Synset('craft.n.02').