['they', 'refuse', 'let', 'EmptyParameter', 'EmptyParameter'] ['they', 'let', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['she', 'sacrifice', 'herself', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'reject-77.2', 'let-64.2', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'let-64.2', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'contribute-13.2', '<PRP>', 'EmptyParameter', 'EmptyParameter']
One by one, they all refuse to let her sacrifice herself.
one by one, <PRP> all refuse to let <PRP> sacrifice <PRP>.