Question: Would a Gray Whale fit easily in an above ground pool?, Answer:No, Description of Gray whale: species of mammal, Fact1: Gray whales are, on average, 39ft long., Fact2: The average above ground pool is 10-33ft in diameter. 
Step1: What is the average size of an above ground pool?, Step2: What is the size of average gray whale?, Step3: Is #2 smaller than #1?, Wikipedia page for step 1: Swimming Pool, Wikipedia page for step 2: Gray Whale, Wikipedia page for step 3: , not_definitive_answer: False, incorrect_answer: False