Question: what is the color of horseshoe crab blood
[{'answer': 'blue', 'provenance': [{'wikipedia_id': '1093068', 'title': 'Horseshoe crab', 'start_paragraph_id': 21, 'start_character': 128, 'end_paragraph_id': 21, 'end_character': 132, 'bleu_score': 1.0, 'section': 'Section::::Threats.:Harvest for blood.\n'}]}, {'provenance': [{'wikipedia_id': '1093068', 'title': 'Horseshoe crab', 'start_paragraph_id': 21, 'start_character': 0, 'end_paragraph_id': 21, 'end_character': 942, 'bleu_score': 0.9057736389659881, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7667753188438118999}, 'section': 'Section::::Threats.:Harvest for blood.\n'}]}]