title: How can i select required columns?
body: <pre><code> var abc =
                  from t1 in db.base3
                  where db.base2.Any(t2 =&gt;
                            db.base1.Any(t3 =&gt;
                                t3.ed &gt; startDate &amp;&amp; t3.ed &lt; endDate  &amp;&amp; t3.request_id == t2.request_id
                          ) &amp;&amp; t2.link_id == t1.PersonId
                  )
                  select t1;    
  </code></pre>
  
  <p>Can't select columns from not only base3(t1), but base1(t3) at the same time</p>