Question: who sang picking up pebbles and throwing them into the sea
[{'answer': 'Matt Flinders', 'provenance': [{'wikipedia_id': '3376453', 'title': 'Matt Flinders', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Matt Flinders ( born Sylvan Louis Bonett'}, {'provenance': [{'wikipedia_id': '3376453', 'title': 'Matt Flinders', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 376, 'bleu_score': 0.9694566079002921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11202749862073725652}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3376453', 'title': 'Matt Flinders', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 343, 'bleu_score': 0.96746874041754, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11202749862073725652}, 'section': 'Section::::Biography.\n'}]}, {'provenance': [{'wikipedia_id': '6407269', 'title': 'The Paragons', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The Paragons were a ska and rocksteady vocal group from Kingston, Jamaica, initially active in the 1960s. Their most famous track was "The Tide Is High", written by band member John Holt. The Paragons were originally Garth "Tyrone" Evans, songwriter Bob Andy, Junior Menz, and Leroy Stamp. In 1964 Stamp was replaced by singer and songwriter John Holt, and Howard Barrett replaced Menz. The early Paragons sound used the vocal harmonies of Jamaican groups of the early 1960s. Beginning in 1964, they recorded', 'The Paragons were a ska and rocksteady vocal group from Kingston, Jamaica, initially active in the 1960s. Their most famous track was "The Tide Is High", written by band member John Holt. The Paragons were originally Garth "Tyrone" Evans, songwriter Bob Andy, Junior Menz, and Leroy Stamp. In 1964 Stamp was replaced by singer and songwriter John Holt, and Howard Barrett replaced Menz. The early Paragons sound used the vocal harmonies of Jamaican groups of the early 1960s. Beginning in 1964, they recorded']}}]}, {'provenance': [{'wikipedia_id': '705393', 'title': 'The Trashmen', 'section': 'Section::::"Surfin\' Bird".\n', 'start_paragraph_id': 5, 'end_paragraph_id': 5, 'meta': {'evidence_span': ['songs for the band. The Trashmen\'s biggest hit was 1963\'s "Surfin\' Bird", which reached No.\xa04 on the "Billboard" Hot 100 in the latter part of that year. The song was a combination of two R&B hits by The Rivingtons, "The Bird\'s the Word" and "Papa-Oom-Mow-Mow". Early pressings of the single credit the Trashmen as composers, but following a threat from The Rivingtons\' legal counsel, that group was subsequently credited as composers. The early single was credited solely to the drummer and vocalist Steve Wahrer.', 'songs for the band. The Trashmen\'s biggest hit was 1963\'s "Surfin\' Bird", which reached No.\xa04 on the "Billboard" Hot 100 in the latter part of that year. The song was a combination of two R&B hits by The Rivingtons, "The Bird\'s the Word" and "Papa-Oom-Mow-Mow". Early pressings of the single credit the Trashmen as composers, but following a threat from The Rivingtons\' legal counsel, that group was subsequently credited as composers. The early single was credited solely to the drummer and vocalist Steve Wahrer.\rhighlight sentence(s) containing evidence, not only the answer']}}]}, {'provenance': [{'wikipedia_id': '39455456', 'title': 'Tumbling Down (Cockney Rebel song)', 'section': 'Section::::Cover versions.:Yvonne Keeley version.:Background.\n', 'start_paragraph_id': 33, 'end_paragraph_id': 33, 'meta': {'evidence_span': ['In 1974, following the split of the original Cockney Rebel line-up in July, Harley met Yvonne Keeley and decided to work in the studio with her. She recorded "Tumbling Down", as well as "Loretta\'s Tale", which had originally appeared on Cockney Rebel\'s 1973 debut album "The Human Menagerie". EMI released the single in August 1974, however it was not a commercial success and failed to enter the UK Top 50. Harley would go on to form a relationship with Keeley and they would work together in the studio again. Keeley provided backing vocals on future Cockney Rebel albums, while Harley would produce her second single "Concrete and Clay", released in June 1975. On "Tumbling Down", Scottish musician Ian Bairnson recorded the guitar part with a Les Paul. It was one of Bairnson\'s earliest sessions and was one that had the most', 'In 1974, following the split of the original Cockney Rebel line-up in July, Harley met Yvonne Keeley and decided to work in the studio with her.']}}]}]