['they', 'think', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'focus-87.1-1', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
They didn't think the warp drive radiation was harmful to them because it isn't to humanoids.
<PRP> didn't think the Synset('cord.n.01') Synset('act.n.02') Synset('medical_care.n.01') was Synset('harmful.a.01') to <PRP> because <PRP> isn't to Synset('mechanism.n.05').