['they', 'clear', 'field', 'time', 'in']
['<PRP>', 'clear-10.3-1', "Synset('natural_phenomenon.n.01')", "Synset('abstraction.n.06')", 'in']
They are not able to clear the field in time.
<PRP> are not Synset('able.a.01') to clear the Synset('natural_phenomenon.n.01') in Synset('abstraction.n.06').