Question: where do the himalayan salt lamps come from
[{'answer': 'the Punjab region of Pakistan', 'provenance': [{'wikipedia_id': '15983150', 'title': 'Himalayan salt', 'start_paragraph_id': 1, 'start_character': 43, 'end_paragraph_id': 1, 'end_character': 68, 'bleu_score': 0.668740304976422, 'section': 'Section::::Abstract.'}]}]