['they', 'open', 'hatch', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'crane-40.3.2', "Synset('barrier.n.01')", 'EmptyParameter', 'EmptyParameter']
They open a hatch on the vessel's hull.
<PRP> open a Synset('barrier.n.01') on the vessel's Synset('hull.n.03').