['Chakotay', 'explain', 'rule', 'EmptyParameter', 'EmptyParameter']
['<PERSON>2', 'indicate-78', "Synset('message.n.02')", 'EmptyParameter', 'EmptyParameter']
Chakotay explains the rules to Neelix.
<PERSON>2 explains the Synset('message.n.02') to <PERSON>6.