['they', 'regain', 'use', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'obtain-13.5.2', "Synset('right.n.01')", 'EmptyParameter', 'EmptyParameter']
They can at least regain use of weapons.
<PRP> can at Synset('least.a.01') regain Synset('right.n.01') of Synset('communication.n.01').