['they', 'sit', 'realize', 'bleakness', 'EmptyParameter']
['<PRP>', 'assuming_position-50', 'comprehend-87.2-1', "Synset('atmosphere.n.01')", 'EmptyParameter']
They sit silently, realizing the bleakness of their situation.
<PRP> sit silently, realizing the Synset('atmosphere.n.01') of <PRP> Synset('attribute.n.02').