Question: what is the full form of p r i
[{'answer': 'Primary Rate Interface', 'provenance': [{'wikipedia_id': '41578', 'title': 'Primary Rate Interface', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 22, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '41578', 'title': 'Primary Rate Interface', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 215, 'bleu_score': 0.9383861709333501, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16907335334222508571}, 'section': 'Section::::Abstract.'}]}]