Question: who has more power in german chancellor or president
[{'answer': 'the Chancellor', 'provenance': [{'wikipedia_id': '60567', 'title': 'President of Germany', 'start_paragraph_id': 18, 'start_character': 312, 'end_paragraph_id': 18, 'end_character': 326, 'bleu_score': 1.0, 'section': 'Section::::Duties and functions.\n'}]}, {'provenance': [{'wikipedia_id': '60567', 'title': 'President of Germany', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 604, 'bleu_score': 0.50178155671336, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15757240812116058417}, 'section': 'Section::::Abstract.'}]}]