6.(1) If any person who, in the presence of a park durwan in uniform, has committed or has been accused of committing a breach of any rule, made under section 4, and who is unknown to such durwan, refuses, on demand of such durwan, to give his name and residence, or gives a name or residence which such durwan has reason to believe to be false, such person may be detained by such durwan in order that his name or residence may be ascertained. (2) When any person is detained under sub-section (1) he shall forthwith be taken to the superintendent, or, if the superintendent be not present in the park or its immediate precincts such person shall be taken to the nearest police-station, or if he so requests, to the nearest Magistrate having jurisdiction to try him. (3) If the true name and residence of any person so taken to the superintendent be not ascertained within a reasonable time, the superintendent shall forthwith send for an officer of police, and shall detain the offender until the arrival of such an officer, and shall then deliver him into the custody of such officer, to be taken to the nearest police-station. (4) If the true name and residence of any person taken to a police-station under this section be not ascertained within a reasonable time, he shall forthwith be forwarded to the nearest Magistrate having jurisdiction to try him. (5) When the true name and residence of any person detained under this section have been ascertained, he shall be allowed to depart. (6) No person shall be detained under this section for a longer period than twelve hours.