Question: who sings lead on wouldnt it be nice
[{'answer': 'Brian Wilson', 'provenance': [{'wikipedia_id': '3124716', 'title': "Wouldn't It Be Nice", 'start_paragraph_id': 1, 'start_character': 43, 'end_paragraph_id': 1, 'end_character': 55, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Mike Love', 'provenance': [{'wikipedia_id': '3124716', 'title': "Wouldn't It Be Nice", 'start_paragraph_id': 1, 'start_character': 73, 'end_paragraph_id': 1, 'end_character': 82, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]