Question: what is the robots name in power rangers
[{'answer': 'Alpha 5', 'provenance': [{'wikipedia_id': '173488', 'title': 'Mighty Morphin Power Rangers', 'start_paragraph_id': 6, 'start_character': 628, 'end_paragraph_id': 6, 'end_character': 635, 'bleu_score': 1.0, 'section': 'Section::::Series overview.:Season 1 (1993–1994).\n'}]}]