Question: who sang lead on the rain the park and other things
[{'answer': 'The Cowsills', 'provenance': [{'wikipedia_id': '21319629', 'title': 'The Rain, the Park & Other Things', 'start_paragraph_id': 1, 'start_character': 163, 'end_paragraph_id': 1, 'end_character': 175, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21319629', 'title': 'The Rain, the Park & Other Things', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 581, 'bleu_score': 0.767213070504938, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16574270824701314201}, 'section': 'Section::::Abstract.'}]}]