['Enterprise', 'trace', 'signal', 'EmptyParameter', 'EmptyParameter']
['<VESSEL>0', 'scribble-25.2', "Synset('energy.n.01')", 'EmptyParameter', 'EmptyParameter']
At that point, Enterprise is able to trace the signal back to the prison camp.
at that point, <VESSEL>0 is Synset('able.a.01') to trace the Synset('energy.n.01') back to the Synset('state.n.02') Synset('unoriginality.n.01').