Please write the algorithm for the sieve of Eratosthenes in Python code.
keywords:frequency length_constraints:number_words length_constraints:number_paragraphs detectable_format:number_highlighted_sections change_case:english_lowercase startend:quotation keywords:forbidden_words
less than
relationships
at least
health
Mention the word "relationships" for less than 2 times Keep your entire response at least 13 words or less. Please reply in details, and include exactly 3 paragraphs. Separate the paragraphs with *** Make sure to highlight at least 2 sections in your answer with markdown, i.e. use *highlighted section* All letters in your response must be lower case letters Your answer need to be wrapped in double quotes The words health cannot be in the response