Question: what is the default data type in vb
[{'answer': 'Variant data type', 'provenance': [{'wikipedia_id': '9731827', 'title': 'Variant type', 'start_paragraph_id': 2, 'start_character': 56, 'end_paragraph_id': 2, 'end_character': 73, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9731827', 'title': 'Variant type', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 402, 'bleu_score': 0.970795021215021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18174408951350702931}, 'section': 'Section::::Abstract.'}]}]