['they', 'modify', 'gel', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'other_cos-45.4', "Synset('sheet.n.06')", 'EmptyParameter', 'EmptyParameter']
If they modify the bio-neural gel packs that run Voyager's systems.
if <PRP> modify the bio-neural Synset('sheet.n.06') packs that <ORGANIZATION>4 Voyager's Synset('body.n.01').