Question: who is the newly elected president of the european council (ec)
[{'answer': 'Donald Tusk', 'provenance': [{'wikipedia_id': '361380', 'title': 'President of the European Council', 'start_paragraph_id': 4, 'start_character': 68, 'end_paragraph_id': 4, 'end_character': 79, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]