system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
How long is an Ironman triathlon?


assistant
An Ironman triathlon is 140.6 miles long. This is considered an endurance event, and frequently takes competitors over 10 hours to complete. The triathlon consists of 3 events: swimming, biking, and running. The swim portion is 2.4 miles long; the bike segment is 112 miles long; and the run segment is 26.2 miles long.