['Archer', 'mention', 'nightmare', 'EmptyParameter', 'EmptyParameter']
['<PERSON>2', 'say-37.7', "Synset('imagination.n.02')", 'EmptyParameter', 'EmptyParameter']
Archer mentions the nightmares that are residual of his recent alien transformation.
<PERSON>2 mentions the Synset('imagination.n.02') that are Synset('residual.a.01') of <PRP> recent alien Synset('mathematical_relation.n.01').