['Doctor', 'have', 'trouble', 'EmptyParameter', 'EmptyParameter']
['<PERSON>1', 'own-100', "Synset('emotion.n.01')", 'EmptyParameter', 'EmptyParameter']
The Doctor has trouble believing the hunters' barbarism.
<PERSON>1 has Synset('emotion.n.01') believing <PERSON>1 hunters' Synset('cruelty.n.01').