Question: which house of congress has the power to introduce appropriation bills
[{'answer': 'the House of Representatives', 'provenance': [{'wikipedia_id': '198562', 'title': 'Appropriation bill', 'start_paragraph_id': 7, 'start_character': 292, 'end_paragraph_id': 7, 'end_character': 320, 'bleu_score': 1.0, 'section': 'Section::::Appropriation bills by country.:New Zealand.\n'}]}, {'provenance': [{'wikipedia_id': '198562', 'title': 'Appropriation bill', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 855, 'bleu_score': 0.9846731957240711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 233764603140366032}, 'section': 'Section::::Appropriation bills by country.:United States.\n'}]}]