what's that thing they invented for the developing world where you put it on a dirty lake and the sun rays evaporate the water and it goes up and into a container and it's clean
keywords:frequency length_constraints:nth_paragraph_first_word punctuation:no_comma startend:quotation detectable_format:multiple_sections detectable_format:number_bullet_lists length_constraints:number_sentences
less than
Stuart
Stuart
SECTION
less than
reply should include the word "Stuart" less than 2 times answer exactly 4 paragraphs. Use 2 new lines to separate paragraphs. Start the first paragraph with the word "Stuart" You are not allowed to use any commas in your response Please wrap your entire reply with double quotation marks Your response must contain 3 sections, mark the beginning of each section with SECTION X Make sure the answer contains exactly 2 bullet points in markdown format The number of sentences in your response should be less than 3