Question: who built the robot in lost in space
[{'answer': 'Bob Stewart', 'provenance': [{'wikipedia_id': '24062260', 'title': 'Robot (Lost in Space)', 'start_paragraph_id': 4, 'start_character': 62, 'end_paragraph_id': 4, 'end_character': 73, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '24062260', 'title': 'Robot (Lost in Space)', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 530, 'bleu_score': 0.940298458781994, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8946374626518921756}, 'section': 'Section::::History.\n'}]}]