title: Inconsistent column size 2 1 train.data while using CRF tool
body: <p>When I run command </p>
  
  <pre><code>crf_learn -c 4.0 template train.data model 
  </code></pre>
  
  <p>in cmd prompt it shows an error:</p>
  
  <pre><code>inconsistent column size 2  1 train.data while using CRF tool
  </code></pre>