context: Isambard Kingdom Brunel, the British engineer and railway builder, introduced the idea of a circular bar into the Swindon station pub in order that customers were served quickly and did not delay his trains. These island bars became popular as they also allowed staff to serve customers in several different rooms surrounding the bar.
question: వృత్తాకార బార్ ఎవరు ప్రారంభించారు?
answers: Isambard Kingdom Brunel