Question: when did the samsung s7 edge come out
[{'answer': 'on 11 March 2016', 'provenance': [{'wikipedia_id': '49439375', 'title': 'Samsung Galaxy S7', 'start_paragraph_id': 1, 'start_character': 434, 'end_paragraph_id': 1, 'end_character': 450, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '49439375', 'title': 'Samsung Galaxy S7', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 552, 'bleu_score': 0.9497986903841331, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2720450172612449421}, 'section': 'Section::::Abstract.'}]}]