Question: pakistan is the part of which region in asia
[{'answer': 'South Asia', 'provenance': [{'wikipedia_id': '21566765', 'title': 'South Asia', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 10, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21566765', 'title': 'South Asia', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 322, 'bleu_score': 0.9569637990759251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6288515492142059718}, 'section': 'Section::::Abstract.'}]}]