title: Dictionary with single key multiple values in a list
body: <p>I have a linq query which I want to put in a dictionary. My dictionary is</p>
  
  <pre><code>Dictionary&lt;string, List&lt;string&gt;&gt;
  </code></pre>
  
  <p>How can I put a query below into the defined dictionary?</p>
  
  <pre><code>...
  ...
  select new
     {
       b.PropertyName             
       a.PropertyValue,
       a.PropertyOrder,
     }).Distinct().ToDictionary(x =&gt; x.PropertyName, 
      x =&gt; x.ToList() // The rest of the two values should be in the list
      );
  </code></pre>