Question: Can a blind person tell time by Big Ben?, Answer:Yes, Description of Big Ben: Bell within the clock tower at the Palace of Westminster in London, England, Fact1: Big Ben is a striking clock, Fact2: A blind person can hear the time the bell tolls
Step1: What type of clock is Big Ben?, Step2: How does #1 indicate a new hour?, Step3: Can a blind person hear #2?, Wikipedia page for step 1: Big Ben, Wikipedia page for step 2: Striking Clock, Wikipedia page for step 3: Blindness, not_definitive_answer: False, incorrect_answer: False