Question: who was the father of rachel and leah
[{'answer': 'Laban', 'provenance': [{'wikipedia_id': '332593', 'title': 'Leah', 'start_paragraph_id': 1, 'start_character': 57, 'end_paragraph_id': 1, 'end_character': 62, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]