['lifeform', 'have', 'EmptyParameter', 'arm', 'on']
['lifeform', 'own-100', 'EmptyParameter', "Synset('covering.n.02')", 'on']
One of the lifeforms had on its right arm.
one of the lifeform had on <PRP> Synset('right.a.07') Synset('covering.n.02').