title: Extract entities from Simple passive voice sentence by Python Spacy
body: <p>Using Python Spacy, how to extract entity from simple passive voice sentence? In the follow sentence, my intention is to extract both "John”  from the sentence as <em>nsubjpass</em> and <em>.ent_</em>.</p>
  
  <p>sentence =  "John was accused of crimes by David"</p>