Question: who is the son of lord krishna n rukmini
[{'answer': 'Pradyumna', 'provenance': [{'wikipedia_id': '1240894', 'title': 'Pradyumna', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 9, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1240894', 'title': 'Pradyumna', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 454, 'bleu_score': 0.867182539544821, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17183607316372158433}, 'section': 'Section::::Abstract.'}]}]