Question: what does the zip in zip code stand for
[{'answer': 'Zone Improvement Plan', 'provenance': [{'wikipedia_id': '51550', 'title': 'ZIP Code', 'start_paragraph_id': 1, 'start_character': 144, 'end_paragraph_id': 1, 'end_character': 165, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '51550', 'title': 'ZIP Code', 'start_paragraph_id': 1, 'start_character': 2, 'end_paragraph_id': 1, 'end_character': 531, 'bleu_score': 0.6384282724663041, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3443295879421787498}, 'section': 'Section::::Abstract.'}]}]