Question: how old is the samsung galaxy core prime
[{'answer': '3', 'provenance': [{'wikipedia_id': '46834722', 'title': 'Samsung Galaxy Core Prime', 'start_paragraph_id': 1, 'start_character': 376, 'end_paragraph_id': 1, 'end_character': 377, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]