[{'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 choose to participate in promotional events or surveys that LINE offers from time to time, we may request your contact details (e.g., your name, mailing address, phone number, email address, gender and date of birth) in order to confirm your participation eligibility, enable you to fill out questionnaires, and to deliver any prizes you may win, and otherwise administer the event."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_1stParty, Contact_E_Mail_Address_1stParty, Contact_Phone_Number_1stParty, Contact_Postal_Address_1stParty, Demographic_Age_1stParty, Demographic_Gender_1stParty.'}]