['he', 'inform', 'he', 'attack', 'of']
['<PRP>', 'tell-37.2', '<PRP>', "Synset('process.n.06')", 'of']
He urgently informs him of the impending Hierarchy attack.
<PRP> urgently informs <PRP> of the impending Synset('social_group.n.01') Synset('process.n.06').