Question: who is the lead singer of collective soul
[{'answer': 'Ed Roland', 'provenance': [{'wikipedia_id': '238739', 'title': 'Collective Soul', 'start_paragraph_id': 1, 'start_character': 137, 'end_paragraph_id': 1, 'end_character': 146, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '238739', 'title': 'Collective Soul', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 252, 'bleu_score': 0.948006874591591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8865947865047471057}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '238739', 'title': 'Collective Soul', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Collective Soul is an American rock band originally from Stockbridge, Georgia. Now based in Atlanta, the group consists of lead vocalist Ed Roland, rhythm guitarist Dean Roland, bassist Will Turpin, drummer Johnny Rabb and lead guitarist Jesse Triplett. Formed in 1992, Collective Soul released their "Hints Allegations and Things Left Unsaid" album on the independent label Rising Storm Records in 1993. The band went from obscurity to popularity that year after the song "Shine" became an underground hit based on radio play. The album was re-released in 1994 under major label Atlantic Records.', 'Now based in Atlanta, the group consists of lead vocalist Ed Roland, rhythm guitarist Dean Roland, bassist Will Turpin, drummer Johnny Rabb and lead guitarist Jesse Triplett', 'Collective Soul is an American rock band originally from Stockbridge, Georgia. Now based in Atlanta, the group consists of lead vocalist Ed Roland, rhythm guitarist Dean Roland, bassist Will Turpin, drummer Johnny Rabb and lead guitarist Jesse Triplett.']}}]}]