SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function in (children 1)
     ExpressionList (children 2)
      Function toDateOrDefault (children 1)
       ExpressionList (children 1)
        Literal UInt64_65536
      Literal Tuple_(\'1970-01-01\', \'1970-01-02\')
