(2) Notwithstanding anything contained in sub section (1), no petition for annulling a marriage (b) on the ground specified in clause (d) of sub section (1) shall be entertained unless the court is satisfied (i) that the petitioner was at the time of the marriage ignorant of the facts alleged; (ii) that proceedings have been instituted in the case of a marriage solemnized before the commencement of this Act within one year of such commencement and in the case of marriages solemnized after such commencement within one year from the date of the marriage; and (iii) that marital intercouse with the consent of the petitioner has not taken place since the discovery by the petitioner of the existence of the grounds for a decree." "20. (1) Every petition presented under this Act shall state as distinctly as the nature of the case permits the facts on which the claim to relief is founded and shall also state that there is no collusion between the petitioner and the other party to the marriage.