Question: how many teams can play in champions league
[{'answer': '32 teams', 'provenance': [{'wikipedia_id': '44220', 'title': 'UEFA Champions League', 'start_paragraph_id': 3, 'start_character': 252, 'end_paragraph_id': 3, 'end_character': 260, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '44220', 'title': 'UEFA Champions League', 'start_paragraph_id': 3, 'start_character': 88, 'end_paragraph_id': 3, 'end_character': 628, 'bleu_score': 0.7178735882298201, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2158407331775923377}, 'section': 'Section::::Abstract.'}]}]