['prisoner', 'fight', 'EmptyParameter', 'themselves', 'among']
["Synset('person.n.01')", 'battle-36.4', 'EmptyParameter', '<PRP>', 'among']
In the prison cell, the prisoners fight among themselves.
in the Synset('state.n.02') cell, the Synset('person.n.01') fight among <PRP>.