Question: when did albert einstein publish his first paper
[{'answer': '1905', 'provenance': [{'wikipedia_id': '12738235', 'title': 'List of scientific publications by Albert Einstein', 'start_paragraph_id': 6, 'start_character': 15, 'end_paragraph_id': 6, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Chronology and major themes.\n'}]}]