Question: where is the oldest zoo in india situated
[{'answer': 'Kolkata , West Bengal', 'provenance': [{'wikipedia_id': '9179509', 'title': 'Zoological Garden, Alipore', 'start_paragraph_id': 1, 'start_character': 215, 'end_paragraph_id': 1, 'end_character': 236, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9179509', 'title': 'Zoological Garden, Alipore', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 771, 'bleu_score': 0.904534425578524, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16760560618083166890}, 'section': 'Section::::Abstract.'}]}]