Your response should contain at least 5 sentences. Do not include keywords [forbidden_words] in the response. [forbidden_words] are "strange" "weird" "odd". Your answer must contain a title, wrapped in double angular brackets, such as <<Understanding the Weather>>. In your response, the word "weather" should appear at least 3 times. At the end of your response, please explicitly add a postscript starting with P.S.
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