['they', 'increase', 'output', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'other_cos-45.4', "Synset('measure.n.02')", 'EmptyParameter', 'EmptyParameter']
They would increase the power output and thus their speed.
<PRP> would increase the Synset('political_unit.n.01') Synset('measure.n.02') and thus <PRP> Synset('magnitude_relation.n.01').