['power', 'be', 'EmptyParameter', 'ship', 'on']
["Synset('political_unit.n.01')", 'representation-110.1', 'EmptyParameter', "Synset('craft.n.02')", 'on']
There's no power on the ship.
There's no Synset('political_unit.n.01') on the Synset('craft.n.02').