['combatant', 'step', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
["Synset('causal_agent.n.01')", 'run-51.3.2', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
One of the combatants steps out.
one of the Synset('causal_agent.n.01') steps out.