Question: who does david burtka play in how i met your mother
[{'answer': 'Scooter', 'provenance': [{'wikipedia_id': '1799053', 'title': 'David Burtka', 'start_paragraph_id': 8, 'start_character': 108, 'end_paragraph_id': 8, 'end_character': 115, 'bleu_score': 1.0, 'section': 'Section::::Acting career.\n'}]}, {'provenance': [{'wikipedia_id': '1799053', 'title': 'David Burtka', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 434, 'bleu_score': 0.6674777729336061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12815680643844643328}, 'section': 'Section::::Acting career.\n'}]}]