Question: when did the pilgrims first land in america
[{'answer': '1621', 'provenance': [{'wikipedia_id': '40442', 'title': 'Pilgrims (Plymouth Colony)', 'start_paragraph_id': 67, 'start_character': 36, 'end_paragraph_id': 67, 'end_character': 40, 'bleu_score': 1.0, 'section': 'Section::::History.:Arrival in America.:Settlement.\n'}]}, {'provenance': [{'wikipedia_id': '40442', 'title': 'Pilgrims (Plymouth Colony)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 920, 'bleu_score': 0.7759991708668811, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3578658380911939358}, 'section': 'Section::::Abstract.'}]}]