['alien', 'seal', 'door', 'EmptyParameter', 'EmptyParameter']
["Synset('entrant.n.03')", 'tape-22.4', "Synset('access.n.03')", 'EmptyParameter', 'EmptyParameter']
The aliens sealed the door when leaving them down there.
the Synset('entrant.n.03') sealed the Synset('access.n.03') when leaving <PRP> down there.