Question: when did the daily express become a tabloid
[{'answer': '1900', 'provenance': [{'wikipedia_id': '362859', 'title': 'Daily Express', 'start_paragraph_id': 1, 'start_character': 251, 'end_paragraph_id': 1, 'end_character': 255, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '362859', 'title': 'Daily Express', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 395, 'bleu_score': 0.7918836347524221, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10500520216293666628}, 'section': 'Section::::Abstract.'}]}]