Question: in mahabharata who was father of chitrasena vrishsena
[{'answer': 'Karna', 'provenance': [{'wikipedia_id': '48931926', 'title': 'Vrishasena', 'start_paragraph_id': 1, 'start_character': 33, 'end_paragraph_id': 1, 'end_character': 38, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Vrishali', 'provenance': [{'wikipedia_id': '48931926', 'title': 'Vrishasena', 'start_paragraph_id': 1, 'start_character': 43, 'end_paragraph_id': 1, 'end_character': 51, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '48931926', 'title': 'Vrishasena', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 177, 'bleu_score': 0.9383861709333501, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14289364614182901120}, 'section': 'Section::::Abstract.'}]}]