Your response should contain at least 3 sentences. The response must contain at least 2 placeholders represented by square brackets, such as [address]. In your response, the word "specific" should appear at least 3 times. Your entire response should be in English, and in all lowercase letters. no capital letters are allowed. include keywords [keywords] in the response. at the end of your response, please explicitly add a postscript starting with [postscript]. [keywords] are: details, requirement, ensure, satisfy. [postscript] is: p.s.
user