['he', 'cut', 'engine', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'cut-21.1-1', "Synset('wheeled_vehicle.n.01')", 'EmptyParameter', 'EmptyParameter']
To her great surprise, he cuts the engines.
to <PRP> great surprise, <PRP> cuts the Synset('wheeled_vehicle.n.01').