Question: what ocean is west of north america and south america
[{'answer': 'Pacific Ocean', 'provenance': [{'wikipedia_id': '21139', 'title': 'North America', 'start_paragraph_id': 1, 'start_character': 305, 'end_paragraph_id': 1, 'end_character': 318, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21139', 'title': 'North America', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 379, 'bleu_score': 0.970795021215021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16105783086265273047}, 'section': 'Section::::Abstract.'}]}]