Question: who is the current lead singer of lynyrd skynyrd
[{'answer': 'Rickey Medlocke', 'provenance': [{'wikipedia_id': '12342282', 'title': 'List of Lynyrd Skynyrd members', 'start_paragraph_id': 1, 'start_character': 294, 'end_paragraph_id': 1, 'end_character': 309, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '12342282', 'title': 'List of Lynyrd Skynyrd members', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 670, 'bleu_score': 0.9796927878356411, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3372809812827908838}, 'section': 'Section::::Abstract.'}]}]