Question: who played the robot on lost in space
[{'answer': 'Bob May', 'provenance': [{'wikipedia_id': '24062260', 'title': 'Robot (Lost in Space)', 'start_paragraph_id': 4, 'start_character': 27, 'end_paragraph_id': 4, 'end_character': 34, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}]