Question: who pays for the hollywood walk of fame stars
[{'answer': 'Hollywood Historic Trust', 'provenance': [{'wikipedia_id': '105776', 'title': 'Hollywood Walk of Fame', 'start_paragraph_id': 1, 'start_character': 544, 'end_paragraph_id': 1, 'end_character': 568, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '105776', 'title': 'Hollywood Walk of Fame', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 650, 'bleu_score': 0.9498555036584411, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10750617921703342403}, 'section': 'Section::::Abstract.'}]}]