['engineer', 'perform', 'procedure', 'EmptyParameter', 'EmptyParameter']
["Synset('causal_agent.n.01')", 'performance-26.7', "Synset('code.n.03')", 'EmptyParameter', 'EmptyParameter']
The engineer performs the shutdown procedure.
the Synset('causal_agent.n.01') performs the Synset('change_of_state.n.01') Synset('code.n.03').