Question: when did the cavs win their first championship
[{'answer': '2016', 'provenance': [{'wikipedia_id': '72868', 'title': 'Cleveland Cavaliers', 'start_paragraph_id': 4, 'start_character': 103, 'end_paragraph_id': 4, 'end_character': 107, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '72868', 'title': 'Cleveland Cavaliers', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 952, 'bleu_score': 0.92268829797266, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1097042758062741957}, 'section': 'Section::::History.\n'}]}]