Question: when did the cleveland rams move to los angeles
[{'answer': '1946', 'provenance': [{'wikipedia_id': '34268531', 'title': 'History of the Los Angeles Rams', 'start_paragraph_id': 1, 'start_character': 265, 'end_paragraph_id': 1, 'end_character': 269, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '34268531', 'title': 'History of the Los Angeles Rams', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 821, 'bleu_score': 0.973842777435544, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18287833998246799267}, 'section': 'Section::::Abstract.'}]}]