['they', 'transport', 'one', 'time', 'at']
['<PRP>', 'send-11.1', 'one', "Synset('fundamental_quantity.n.01')", 'at']
They must transport one at a time due to the storm's interference.
<PRP> must transport one at a Synset('fundamental_quantity.n.01') Synset('due.a.03') to the storm's Synset('policy.n.02').