['Cochrane', 'try', 'imitate', 'EmptyParameter', 'EmptyParameter'] ['Cochrane', 'imitate', 'salute', 'EmptyParameter', 'EmptyParameter']
['<PERSON>1', 'try-61.1', 'patent-101', 'EmptyParameter', 'EmptyParameter'] ['<PERSON>1', 'patent-101', "Synset('acknowledgment.n.03')", 'EmptyParameter', 'EmptyParameter']
Cochrane tries to imitate the newcomer's salute.
<PERSON>1 tries to imitate the newcomer's Synset('acknowledgment.n.03').