title: Python - Select specific value from test file
body: <p>I'm absolute beginner in python, and I'd like to get field i.e. from 2nd column, 3rd row from text file like this:</p>
  
  <pre><code>176a AUGCACGUACGUA ACGUA AGUCU
  156b GACUACAUGCAUG GCAUA AGCUA
  172e AGCUCAGCUAGGC CGAGA CGACU
  </code></pre>
  
  <p>(text is separated by spaces). is there any simple way to do that?</p>