title: scala accessing a list object inside another list
body: <p>I am trying to access a list object inside of another list with a specific type </p>
  
  <pre><code>val x = List ("item1" , "item2" , List ("a","b","c"))
  val list_from_x :List [String]= x(2) // producing error 
  </code></pre>
  
  <p>I need my <code>list_from_x</code> of type to be of <code>List [String]</code>
  any idea how to I do such conversion ?</p>