Question: who did the lombard league give the most power to
[{'answer': 'Milan', 'provenance': [{'wikipedia_id': '323758', 'title': 'Italian city-states', 'start_paragraph_id': 2, 'start_character': 459, 'end_paragraph_id': 2, 'end_character': 464, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '323758', 'title': 'Italian city-states', 'start_paragraph_id': 31, 'start_character': 0, 'end_paragraph_id': 31, 'end_character': 789, 'bleu_score': 0.984188478234951, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3909069476705258879}, 'section': 'Section::::Communes.\n'}]}]