[{'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: Accessing Your Contacts. We offer you the ability to locate, invite, and play games with your contacts. To do so, NEXON may need to access your address book or social networking friends lists. We will ask you for your opt in permission before we access and store your contacts."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_Address_Book_1stParty.'}]