Question: who played princess leia in the first star wars
[{'answer': 'Carrie Frances Fisher', 'provenance': [{'wikipedia_id': '314475', 'title': 'Carrie Fisher', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 21, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '314475', 'title': 'Carrie Fisher', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 756, 'bleu_score': 0.9315153040160691, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15880438425989372897}, 'section': 'Section::::Abstract.'}]}]