Question: when did pokemon diamond and pearl come out
[{'answer': 'September 28 , 2006', 'provenance': [{'wikipedia_id': '1083183', 'title': 'Pokémon Diamond and Pearl', 'start_paragraph_id': 23, 'start_character': 36, 'end_paragraph_id': 23, 'end_character': 55, 'bleu_score': 1.0, 'section': 'Section::::Development and release.\n'}]}]