SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectIntersectExceptQuery (children 2)
   SelectWithUnionQuery (children 1)
    ExpressionList (children 1)
     SelectQuery (children 1)
      ExpressionList (children 1)
       Literal \'fooooo\'
   SelectQuery (children 1)
    ExpressionList (children 1)
     Literal \'fooooo\'
