[{'role': 'user', 'content': "Analyze the following clause from a privacy policy and determine if it's fair or unfair. Also identify any privacy practices mentioned: Full text Microsoft Cognitive Services help developers build apps that can better comprehend data, such as by detecting faces and objects in images, understanding spoken words, or interpreting commands. We collect and use your data to provide the services, which includes improving and personalizing your experiences."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]