[{'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: You also acknowledge that we (and our corporate affiliates) may crawl or otherwise monitor your site for the purpose of ensuring the quality and reliability of Special Links on your site (for example, to detect links that are broken or non-functional, links to products that are out of stock or otherwise unavailable, etc.)."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]