Question: who is the lead singer for savage garden
[{'answer': 'Darren Stanley Hayes', 'provenance': [{'wikipedia_id': '398837', 'title': 'Darren Hayes', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '398837', 'title': 'Darren Hayes', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 681, 'bleu_score': 0.8740007446862701, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15670980741437042080}, 'section': 'Section::::Abstract.'}]}]