[{'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: Children Many NWG online or mobile products and services are intended for general audiences and do not knowingly collect any personal information from children. When an NWG online or mobile product or service does request age information, and users identify themselves as under 13, the product or service will either block such users from providing personal information, or we will ensure consent is obtained from parents for the collection, use and sharing of their children's personal information. At that time, we will provide a description of the information that the child may make publically available, how we will use the information and other practices. We will not knowingly ask children under the age of 13 to provide more information than is reasonably necessary to provide our services."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]