Please answer the following question: Information:  - The 1932 Winter Olympics, officially known as the III Olympic Winter Games, were a winter multi-sport event in the United States, held in Lake Placid, New York. The games opened on February 4 and closed on February 15. It was the first of four Winter Olympics held in the United States; Lake Placid hosted again in 1980.  - The Yukon Quest 1,000-mile International Sled Dog Race, or simply Yukon Quest, is a sled dog race run every February between Fairbanks, Alaska, and Whitehorse, Yukon. Because of the harsh winter conditions, difficult trail, and the limited support that competitors are allowed, it is considered the "most difficult sled dog race in the world", or even the "toughest race in the world".  - Leonhard Seppala ( September 14 , 1877 -- January 28 , 1967 ) was a Norwegian - born American Sled dog musher who played a pivotal role in the 1925 serum run to Nome and participated in the 1932 Winter Olympics . Seppala introduced the work dogs used by Native Siberians at the time to the American public ; the breed came to be known as the Siberian Husky in the English - speaking world . The Leonhard Seppala Humanitarian Award , which honors excellence in sled dog care is named in honour of him .  - A multi-sport event is an organized sports event, often held over multiple days, featuring competition in many different sports between organized teams of athletes from (mostly) nation states. The first major, modern, multi-sport event of international significance is the modern Olympic Games.  - Sled dogs were important for transportation in arctic areas, hauling supplies in areas that were inaccessible by other methods. They were used with varying success in the explorations of both poles, as well as during the Alaskan gold rush. Sled dog teams delivered mail to rural communities in Alaska and northern Canada. Sled dogs today are still used by some rural communities, especially in areas of Alaska and Canada and throughout Greenland. They are used for recreational purposes, and are raced in events known as dog sled races such as the Iditarod and the Yukon Quest.    After reading the paragraphs above, we are interested in knowing the entity with which 'leonhard seppala' exhibits the relationship of 'sport'. Find the answer from the choices below.  Choices: - sled dog race  - sport
A:
sled dog race