In this task, you will be given sentences in which you have to recognize the name of the body cells. A cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living things. Although there might be several correct answers, you need to write one of them. 
 input :  Sickle cell disease : continuous arterial spin - labeling perfusion MR imaging in children . Respond with less than 4 words be in all capital letters. The response must include the keywords heart. Write exactly 2 paragraphs each separated with two new lines answering this instruction. The first paragraph must start with "falling". make sure it contains at least 1 placeholders represented by square brackets, such as [name]. Do not include the keywords: falling. The letter e should show up less than 5 times. Make sure to include at least 3 sections marking the beginning of each section with 'Section X'.
length_constraints:nth_paragraph_first_word keywords:letter_frequency detectable_format:multiple_sections change_case:capital_word_frequency keywords:forbidden_words detectable_content:number_placeholders keywords:existence
Write exactly 2 paragraphs each separated with two new lines answering this instruction. The first paragraph must start with "falling" The letter e should show up less than 5 times Make sure to include at least 3 sections marking the beginning of each section with 'Section X' Respond with less than 4 words be in all capital letters Do not include the keywords: falling make sure it contains at least 1 placeholders represented by square brackets, such as [name] The response must include the keywords heart