Question: when was the real marigold hotel series 3 filmed
[{'answer': 'India', 'provenance': [{'wikipedia_id': '55982714', 'title': 'The Real Marigold Hotel', 'start_paragraph_id': 1, 'start_character': 51, 'end_paragraph_id': 1, 'end_character': 56, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Udaipur'}]