['Enterprise', 'leave', 'Earth', 'EmptyParameter', 'EmptyParameter']
['<VESSEL>0', 'become-109.1-1-1', '<LOCATION>2', 'EmptyParameter', 'EmptyParameter']
Enterprise won't leave Earth before they're really ready.
<VESSEL>0 won't leave <LOCATION>2 before they're really Synset('ready.a.01').