Question: which information service provides market share information for an investor
[{'answer': 'financial data vendor', 'provenance': [{'wikipedia_id': '25791319', 'title': 'Financial data vendor', 'start_paragraph_id': 1, 'start_character': 2, 'end_paragraph_id': 1, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '25791319', 'title': 'Financial data vendor', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 234, 'bleu_score': 0.9466178497997021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8004489740343112940}, 'section': 'Section::::Abstract.'}]}]