['they', 'cover', 'neck', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'fill-9.8', "Synset('artifact.n.01')", 'EmptyParameter', 'EmptyParameter']
They are covered, neck down, in a black exo-plating.
<PRP> are covered, Synset('artifact.n.01') down, in a Synset('black.a.02') exo-plating.