Question: who founded the first free web based email service hotmail
[{'answer': 'Jack Smith', 'provenance': [{'wikipedia_id': '518898', 'title': 'Jack Smith (Hotmail)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 10, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Sabeer Bhatia', 'provenance': [{'wikipedia_id': '518898', 'title': 'Jack Smith (Hotmail)', 'start_paragraph_id': 1, 'start_character': 23, 'end_paragraph_id': 1, 'end_character': 36, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '518898', 'title': 'Jack Smith (Hotmail)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 106, 'bleu_score': 0.8852140475440831, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13310916158908146825}, 'section': 'Section::::Abstract.'}]}]