['she', 'have', 'go', 'EmptyParameter', 'EmptyParameter'] ['she', 'go', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['she', 'do', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'own-100', 'say-37.7', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'say-37.7', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'act-114', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
She had to go alone, which she did.
<PRP> had to go alone, which <PRP> did.