[{'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: Disputes via Chargeback Whenever a chargeback (CB) comes from a payment gateway/bank, following situations may arise: Item not received CB - Buyer hasn't received the item. Refund will be created in accordance with the dispute policies"}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]