Your response should contain at least 3 paragraphs. Paragraphs are separated with the markdown divider: ***. Your response must contain a title, wrapped in double angular brackets, such as <<Understanding the Basics>>. Highlight at least 2 sections in your answer with markdown, i.e. *highlighted section*. In your response, the word "important" should appear at least 2 times. Do not include keywords [forbidden_words] in the response. [forbidden_words] is "complex, difficult, challenging".

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