['they', 'kill', 'anyone', 'EmptyParameter', 'EmptyParameter'] ['that', 'change', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'murder-42.1', "Synset('person.n.01')", 'EmptyParameter', 'EmptyParameter'] ['that', 'exchange-13.6.1', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
At first they didn't kill anyone, but that changed.
at <ORDINAL>0 <PRP> didn't kill anyone, but that changed.