Where an application is made for the attachment of any immovable property belonging to a judgment-debtor, it shall contain at the foot—
(a) a description of such property sufficient to identify the same and, in case such property can be identified by boundaries or numbers in a record of settlement or survey, a specification of such boundaries or numbers; and
(b) a specification of the judgment-debtor’s share or interest in such property to the best of the belief of the applicant, and so far as he has been able to ascertain the same.