SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 5)
    Identifier k
    Identifier l
    Identifier m
    Identifier n
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier t2
   ExpressionList (children 4)
    Identifier k
    Identifier l
    Identifier m
    Identifier n
   ExpressionList (children 4)
    OrderByElement (children 1)
     Identifier k
    OrderByElement (children 1)
     Identifier l
    OrderByElement (children 1)
     Identifier m
    OrderByElement (children 1)
     Identifier n
