Question: who were the original pro dancers on dancing with the stars
[{'answer': 'Louis Van Amstel'}, {'answer': 'Edyta Sliwinska'}, {'answer': 'Jonathan Roberts'}, {'answer': 'Ashly DelGrosso'}, {'answer': 'Charlotte Jorgensen'}, {'answer': 'Alec Mazo', 'provenance': [{'wikipedia_id': '10535354', 'title': 'Dancing with the Stars (American season 1)', 'start_paragraph_id': 3, 'start_character': 118, 'end_paragraph_id': 3, 'end_character': 127, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]