['it', 'knock', 'engine', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'hit-18.1', "Synset('wheeled_vehicle.n.01')", 'EmptyParameter', 'EmptyParameter']
It would knock out their own warp engines, leaving them years away from their home world.
<PRP> would knock out <PRP> own Synset('cord.n.01') engines, leaving <PRP> Synset('fundamental_quantity.n.01') away from <PRP> Synset('object.n.01') Synset('interest.n.01').