Question: when did the we can do it poster come out
[{'answer': '1943', 'provenance': [{'wikipedia_id': '34476728', 'title': 'We Can Do It!', 'start_paragraph_id': 1, 'start_character': 91, 'end_paragraph_id': 1, 'end_character': 95, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '34476728', 'title': 'We Can Do It!', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 170, 'bleu_score': 0.748021998822552, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13257849897085113758}, 'section': 'Section::::Abstract.'}]}]