['Riker', 'walk', 'EmptyParameter', 'Troi', 'to']
['<PERSON>1', 'run-51.3.2', 'EmptyParameter', '<PERSON>2', 'to']
Riker walks up to Troi, watching from a balcony above the crowd.
<PERSON>1 walks up to Troi, watching from a Synset('artifact.n.01') above the Synset('social_group.n.01').