Question: when was the canon eos rebel t6i released
[{'answer': 'February 6 , 2015', 'provenance': [{'wikipedia_id': '45323405', 'title': 'Canon EOS 750D', 'start_paragraph_id': 1, 'start_character': 159, 'end_paragraph_id': 1, 'end_character': 176, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]