Question: mitochondria is found in what type of cells
[{'answer': 'eukaryotic', 'provenance': [{'wikipedia_id': '19588', 'title': 'Mitochondrion', 'start_paragraph_id': 1, 'start_character': 91, 'end_paragraph_id': 1, 'end_character': 101, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19588', 'title': 'Mitochondrion', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 703, 'bleu_score': 0.890458972075394, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11557580610820635067}, 'section': 'Section::::Abstract.'}]}]