[{'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: If you are under 15 years of age or a minor in your country of residence, please ask your legal guardian's permission to use or access the Services. Droidhen takes children's privacy seriously, and encourages parents and/or guardians to play an active role in their children's online experience at all times. Droidhen does not knowingly collect any personal information from children below the aforementioned age and if Droidhen learns that Droidhen has inadvertently gathered personal data from children under the aforementioned age, Droidhen will take reasonable measures to promptly erase such personal data from Droidhen's records."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]