['captain', 'go', 'EmptyParameter', 'mission', 'on']
["Synset('employee.n.01')", 'attend-107.4-2', 'EmptyParameter', "Synset('activity.n.01')", 'on']
The captain went on the mission.
the Synset('employee.n.01') went on the Synset('activity.n.01').