['maco', 'open', 'door', 'EmptyParameter', 'EmptyParameter']
['<OBJECT>0', 'crane-40.3.2', "Synset('access.n.03')", 'EmptyParameter', 'EmptyParameter']
One of the MACOs opens a door to find a corpse hovering in midair.
one of the <OBJECT>0 opens a Synset('access.n.03') to find a Synset('natural_object.n.01') hovering in Synset('location.n.01').