['they', 'begin', 'bicker', 'EmptyParameter', 'EmptyParameter'] ['they', 'bicker', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'begin-55.1-1-1', 'battle-36.4', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'battle-36.4', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
After eating cheese, they begin to bicker.
after eating cheese, <PRP> begin to bicker.