Question: who sang rock the boat in the 80's
[{'answer': 'Forrest Thomas', 'provenance': [{'wikipedia_id': '10020371', 'title': 'Rock the Boat (The Hues Corporation song)', 'start_paragraph_id': 9, 'start_character': 65, 'end_paragraph_id': 9, 'end_character': 79, 'bleu_score': 1.0, 'section': 'Section::::Samples and covers.\n'}]}, {'provenance': [{'wikipedia_id': '10020371', 'title': 'Rock the Boat (The Hues Corporation song)', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 254, 'bleu_score': 0.959574895300321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3062474589928400489}, 'section': 'Section::::Samples and covers.\n'}]}]