['she', 'hide', 'EmptyParameter', 'environment', 'in']
['<PRP>', 'concealment-16', 'EmptyParameter', "Synset('region.n.03')", 'in']
She hid in a low-temperature environment, slowing the effects of the toxin.
<PRP> hid in a low-temperature environment, slowing the Synset('message.n.02') of the Synset('substance.n.07').