['they', 'drop', 'contact', 'impulse', 'to'] ['they', 'contact', 'they', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'meander-47.7', 'initiate_communication-37.4.2', "Synset('psychological_feature.n.01')", 'to'] ['<PRP>', 'initiate_communication-37.4.2', '<PRP>', 'EmptyParameter', 'EmptyParameter']
They must drop to impulse to contact them.
<PRP> must drop to Synset('psychological_feature.n.01') to contact <PRP>.