Question: who are the tag team champions on smackdown
[{'answer': 'Heath Slater and Rhyno', 'provenance': [{'wikipedia_id': '51405262', 'title': 'WWE SmackDown Tag Team Championship', 'start_paragraph_id': 2, 'start_character': 310, 'end_paragraph_id': 2, 'end_character': 332, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '51405262', 'title': 'WWE SmackDown Tag Team Championship', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 332, 'bleu_score': 0.965203995518735, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12877539621952159072}, 'section': 'Section::::Abstract.'}]}]