Question: where were the first european coffee houses opened
[{'answer': 'Venice', 'provenance': [{'wikipedia_id': '370815', 'title': 'Coffeehouse', 'start_paragraph_id': 6, 'start_character': 116, 'end_paragraph_id': 6, 'end_character': 122, 'bleu_score': 1.0, 'section': 'Section::::Etymology.\n'}]}, {'provenance': [{'wikipedia_id': '370815', 'title': 'Coffeehouse', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 885, 'bleu_score': 0.9125554285375551, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10302065365411835787}, 'section': 'Section::::History.:Europe.\n'}]}]