Question: what type of bacteria preceded the eukaryotic cell
[{'answer': 'Prokaryotic cells', 'provenance': [{'wikipedia_id': '4230', 'title': 'Cell (biology)', 'start_paragraph_id': 8, 'start_character': 11, 'end_paragraph_id': 8, 'end_character': 28, 'bleu_score': 1.0, 'section': 'Section::::Cell types.\n'}]}, {'provenance': [{'wikipedia_id': '4230', 'title': 'Cell (biology)', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 572, 'bleu_score': 0.8008167267293791, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7897744301860317662}, 'section': 'Section::::Cell types.:Prokaryotic cells.\n'}]}]