Question: what is the grass on the beach called
[{'answer': 'Ammophila breviligulata', 'provenance': [{'wikipedia_id': '8134010', 'title': 'Ammophila breviligulata', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '8134010', 'title': 'Ammophila breviligulata', 'start_paragraph_id': 1, 'start_character': 93, 'end_paragraph_id': 1, 'end_character': 897, 'bleu_score': 0.7888439146114231, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9597919224860787035}, 'section': 'Section::::Abstract.'}]}]