Question: Can an ostrich fit into the nest of a swallow?, Answer:No, Description of Swallow: family of birds, Fact1: Swallows weigh less than an ounce., Fact2: An ostrich can weigh over 200 pounds.
Step1: How much does a swallow weigh?, Step2: How much does an ostrich weigh?, Step3: Is #2 within 20% of #1?, Wikipedia page for step 1: Swallow (bird), Wikipedia page for step 2: Ostrich, Wikipedia page for step 3: , not_definitive_answer: False, incorrect_answer: False