Question: who wrote the preamble to the declaration of independence
[{'answer': 'John Adams', 'provenance': [{'wikipedia_id': '31874', 'title': 'United States Declaration of Independence', 'start_paragraph_id': 2, 'start_character': 180, 'end_paragraph_id': 2, 'end_character': 190, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '31874', 'title': 'United States Declaration of Independence', 'start_paragraph_id': 22, 'start_character': 0, 'end_paragraph_id': 22, 'end_character': 855, 'bleu_score': 0.9853469949554711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2421411682215558347}, 'section': 'Section::::Toward independence.:May 15 preamble.\n'}]}]