SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function toStartOfWeek (children 1)
     ExpressionList (children 1)
      Function toDateTime (children 1)
       ExpressionList (children 1)
        Literal \'1970-01-04 00:00:00\'