Question: the channel which separates rameshwaram dwip from indian main land
[{'answer': 'Pamban channel', 'provenance': [{'wikipedia_id': '373154', 'title': 'Rameswaram', 'start_paragraph_id': 1, 'start_character': 204, 'end_paragraph_id': 1, 'end_character': 218, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '373154', 'title': 'Rameswaram', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 645, 'bleu_score': 0.8439403273913211, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4173915810302897227}, 'section': 'Section::::Abstract.'}]}]