[{'role': 'USR', 'utterance': 'have you read the feature article about Oprah Winfrey in this magazine?'}
 {'role': 'SYS', 'utterance': "no, what's it about?"}
 {'role': 'USR', 'utterance': "apparently, she's being given an award for donating so much money to charity."}
 {'role': 'SYS', 'utterance': "she's very generous with her money. I think that's because she was poor when she was young."}
 {'role': 'USR', 'utterance': "I heard that she's one of the wealthiest women in the world."}
 {'role': 'SYS', 'utterance': "I'd believe it. She owns magazines, television shows and she has a huge fan base."}
 {'role': 'USR', 'utterance': 'you know ; I heard that she was opening a school for underprivileged girls in Africa.'}]
{'role': 'SYS', 'utterance': 'did they mention that in the article?'}