title: NLP - Find which Verb is talking about the Noun in a sentence
body: <p>Given a sentence, Using python NLTK how can I know which Verb is talking about which Noun.  </p>
  
  <p>Eg: Cat sat on the mat.<br>
  Here "sat(verb)" is talking about "Cat(noun)".  </p>
  
  <p><em>Consider a complex sentence which has more nouns &amp; verbs</em><br>
  Thank You.</p>