Question: who is pyramid head in silent hill movie
[{'answer': 'Roberto Campanella', 'provenance': [{'wikipedia_id': '3577458', 'title': 'Pyramid Head', 'start_paragraph_id': 15, 'start_character': 116, 'end_paragraph_id': 15, 'end_character': 134, 'bleu_score': 1.0, 'section': 'Section::::Appearances.:In other media.\n'}]}]