Question: who plays the commander in the 100 season 2
[{'answer': 'Alycia Debnam - Carey', 'provenance': [{'wikipedia_id': '49348447', 'title': 'Lexa (The 100)', 'start_paragraph_id': 1, 'start_character': 179, 'end_paragraph_id': 1, 'end_character': 199, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]