Question: who has played raoul in phantom of the opera
[{'answer': 'Steve Barton', 'provenance': [{'wikipedia_id': '308831', 'title': 'The Phantom of the Opera (1986 musical)', 'start_paragraph_id': 18, 'start_character': 350, 'end_paragraph_id': 18, 'end_character': 362, 'bleu_score': 1.0, 'section': 'Section::::West End and Broadway.:West End.\n'}]}, {'answer': 'Tim Martin Gleason', 'provenance': [{'wikipedia_id': '308831', 'title': 'The Phantom of the Opera (1986 musical)', 'start_paragraph_id': 58, 'start_character': 118, 'end_paragraph_id': 58, 'end_character': 136, 'bleu_score': 1.0, 'section': 'Section::::Casting.:Notable Broadway replacements.\n'}]}, {'answer': 'Hadley Fraser', 'provenance': [{'wikipedia_id': '308831', 'title': 'The Phantom of the Opera (1986 musical)', 'start_paragraph_id': 19, 'start_character': 488, 'end_paragraph_id': 19, 'end_character': 501, 'bleu_score': 1.0, 'section': 'Section::::West End and Broadway.:West End.\n'}]}, {'provenance': [{'wikipedia_id': '308831', 'title': 'The Phantom of the Opera (1986 musical)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2542432032467381408}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '308831', 'title': 'The Phantom of the Opera (1986 musical)', 'section': 'Section::::West End and Broadway.:West End.\n', 'start_paragraph_id': 19, 'end_paragraph_id': 19, 'meta': {'evidence_span': ['The cast included Ramin Karimloo as the Phantom, Sierra Boggess as Christine, Hadley Fraser as Raoul, Wynne Evans as Piangi, Wendy Ferguson as Carlotta, Barry James as Monsieur Firmin, Gareth Snook as Monsieur Andre, Liz Robertson as Madame Giry, and Daisy Maywood as Meg Giry.', 'riginal cas', 'The cast included Ramin Karimloo as the Phantom, Sierra Boggess as Christine, Hadley Fraser as Raoul, Wynne Evans as Piangi, Wendy Ferguson as Carlotta, Barry James as Monsieur Firmin, Gareth Snook as Monsieur Andre, Liz Robertson as Madame Giry, and Daisy Maywood as Meg Giry.']}}]}]