Question: how many local government are there in delta state nigeria
[{'answer': '25', 'provenance': [{'wikipedia_id': '672930', 'title': 'Delta State', 'start_paragraph_id': 23, 'start_character': 24, 'end_paragraph_id': 23, 'end_character': 26, 'bleu_score': 1.0, 'section': 'Section::::Administration.:Local government areas.\n'}]}, {'provenance': [{'wikipedia_id': '672930', 'title': 'Delta State', 'start_paragraph_id': 23, 'start_character': 0, 'end_paragraph_id': 23, 'end_character': 85, 'bleu_score': 0.850733133512352, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 997475474213444218}, 'section': 'Section::::Administration.:Local government areas.\n'}]}]