['they', 'lose', 'chance', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'remove-10.1', "Synset('abstraction.n.06')", 'EmptyParameter', 'EmptyParameter']
They could lose the chance to make contact with the aliens.
<PRP> could lose the Synset('abstraction.n.06') to make Synset('optical_device.n.01') with the Synset('imaginary_being.n.01').