Question: what is the cement mixer called in bob the builder
[{'answer': 'Dizzy', 'provenance': [{'wikipedia_id': '24654693', 'title': 'List of Bob the Builder characters', 'start_paragraph_id': 77, 'start_character': 94, 'end_paragraph_id': 77, 'end_character': 99, 'bleu_score': 1.0, 'section': 'Section::::Animals.:Main.:Original series.\n'}]}, {'provenance': [{'wikipedia_id': '24654693', 'title': 'List of Bob the Builder characters', 'start_paragraph_id': 107, 'start_character': 0, 'end_paragraph_id': 107, 'end_character': 178, 'bleu_score': 0.864196187778114, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6847322478695528117}, 'section': 'Section::::Vehicles.:Main.:Original series.:Construction vehicles.\n'}]}]