['Voyager', 'determine', 'frequency', 'EmptyParameter', 'EmptyParameter']
['<VESSEL>0', 'discover-84', "Synset('number.n.02')", 'EmptyParameter', 'EmptyParameter']
Voyager can determine their cloaking frequency with its sensors.
<VESSEL>0 can determine <PRP> cloaking Synset('number.n.02') with <PRP> Synset('instrumentality.n.03').