(1)A petition shall be abated by the death of a sole petitioner or of the survivor of several petitioners.

(2)  The abatement of a petition by virtue of paragraph (1) shall not affect the liability of the petitioner or any other person (or of his estate) for the payment of costs previously incurred.

(3)  At any time within the fourteen days next after the day of any such abatement, any person may apply to the court to be substituted as a petitioner and the court may, if it thinks fit, substitute him accordingly, and in case the court makes an order under this Rule the petition shall thereupon be revived.