SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier t1lc
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier t2lc
     TableJoin (children 1)
      ExpressionList (children 1)
       Identifier b
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier ALL
