Question: who are the judges on do you think you can dance
[{'answer': 'Nigel Lythgoe', 'provenance': [{'wikipedia_id': '38020871', 'title': "Tabitha and Napoleon D'umo", 'start_paragraph_id': 21, 'start_character': 765, 'end_paragraph_id': 21, 'end_character': 778, 'bleu_score': 1.0, 'section': 'Section::::Life and career.:2008–2009: Dance shows and mainstream exposure.\n'}]}, {'answer': 'Mia Michaels', 'provenance': [{'wikipedia_id': '38020871', 'title': "Tabitha and Napoleon D'umo", 'start_paragraph_id': 64, 'start_character': 842, 'end_paragraph_id': 64, 'end_character': 854, 'bleu_score': 1.0, 'section': 'Section::::Critical reception.:"So You Think You Can Dance".:Seasons seven and eight.\n'}]}, {'answer': 'Adam Shankman'}, {'provenance': [{'wikipedia_id': '38020871', 'title': "Tabitha and Napoleon D'umo", 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14252069488230310556}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '38020871', 'title': "Tabitha and Napoleon D'umo", 'start_paragraph_id': 64, 'start_character': 0, 'end_paragraph_id': 64, 'end_character': 1519, 'bleu_score': 0.992409729999669, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14252069488230310556}, 'section': 'Section::::Critical reception.:"So You Think You Can Dance".:Seasons seven and eight.\n'}]}, {'provenance': [{'wikipedia_id': '26401606', 'title': 'So You Think You Can Dance (American season 7)', 'section': 'Section::::Judging panel.\n', 'start_paragraph_id': 3, 'end_paragraph_id': 3, 'meta': {'evidence_span': ['Nigel Lythgoe and Adam Shankman returned as permanent judges and Cat Deeley returned to host. Mary Murphy stepped down from her judging position,', "Nigel Lythgoe and Adam Shankman returned as permanent judges and Cat Deeley returned to host. Mary Murphy stepped down from her judging position, but guest judged during Las Vegas week and made an appearance at the finale. Mia Michaels became the third permanent judge for this season. During the auditions, various guest judges joined Lythgoe, including Shankman and Michaels along with others. This is Michaels' first and only season of being a permanent judge. It was announced in early 2011 that Mary Murphy would return as a permanent judge for season 8. Michaels left because she felt she didn't fit well on the panel and wanted to do her own work without being linked to the show.", ", respectively. Nigel Lythgoe and Adam Shankman returned as permanent judges and Cat Deeley returned to host. Mary Murphy stepped down from her judging position, but guest judged during Las Vegas week and made an appearance at the finale. Mia Michaels became the third permanent judge for this season. During the auditions, various guest judges joined Lythgoe, including Shankman and Michaels along with others. This is Michaels' first and only season of being a permanent judge. It was announced in early 2011 that Mary Murphy would return as a permanent judge for season 8. Michaels left because she felt she didn't fit well on the panel and wanted to do her own work without being linked to the show."]}}]}]