title: How to create new prolog list
body: <p>l want to create new list by giving format,</p>
  
  <p>for example, l have list following:</p>
  
  <pre><code>[ ['Test1',['US','France']],  ['Test2',['German','China','UK']]  ]
  </code></pre>
  
  <p>now, I want to get result following:</p>
  
  <pre><code>[['Test1','US'],['Test1','France'], ['Test2','German'], ['Test2','China']], ['Test2','UK']]
  </code></pre>
  
  <p>Thanks</p>
  
  <p>:)</p>