Your response should contain at least 150 words. Your answer must contain a title, wrapped in double angular brackets, such as <<poem of joy>>. Your entire response should be in English, and in all lowercase letters. no capital letters are allowed. in your response, the letter a should appear at least 15 times. in your response, the word book should appear at least 3 times. in your response, the word library should appear at least 3 times. do not include keywords [forbidden_words] in the response. [forbidden_words] can be a list of generated keywords such as school, teacher, and student.

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