title: Python: how to find the closest matching sentence from a txt file
body: <p>I wanted to output if there is any similar sentence present in a txt file </p>
  
  <p>Example:<br>
  If the .txt file contains  </p>
  
  <p>1 . What is the biggest planet of our Solar system?<br>
  2 . How to make tea?<br>
  3 . Which our Solar system's biggest planet?  </p>
  
  <p>In this case it should result:-<br>
  3 . Which our Solar system's biggest planet?  </p>
  
  <p>Basically it should compare if there is more than 4 or 5 words which is similar in the lines of the file</p>