Information:  - The International Basketball Federation, more commonly known as FIBA, FIBA World, or FIBA International, from its French name Fédération Internationale de Basket-ball", is an association of national organizations which governs international competition in basketball. Originally known as the "Fédération Internationale de Basketball Amateur (hence FIBA), in 1989 it dropped the word "Amateur" from its official name but retained the acronym; the "BA" now represents the first two letters of "basketball".  - The Kansas Jayhawks, commonly referred to as KU, are the teams of the athletic department at the University of Kansas. KU is one of three schools in the state of Kansas that participate in NCAA Division I. The Jayhawks are also a member of the Big 12 Conference. University of Kansas athletic teams have won eleven NCAA Division I championships: three in men's basketball, one in men's cross country, three in men's indoor track and field, three in men's outdoor track and field, and one in women's outdoor track and field.  - The FIBA Under - 21 World Championship for Women was a women 's under - 21 only basketball competition organized by FIBA , first held in 2003 . FIBA no longer holds world championships for this age group .  - Basketball is a sport that is played by two teams of five players on a rectangular court. The objective is to shoot a ball through a hoop in diameter and mounted at a height of to backboards at each end of the court. The game was invented in 1891 by Dr. James Naismith, who would be the first basketball coach of the Kansas Jayhawks, one of the most successful programs in the game's history.   - James Naismith (November 6, 1861  November 28, 1939) was a Canadian-American physical educator, physician, chaplain, sports coach and innovator. He invented the game of basketball at age 30 in 1891. He wrote the original basketball rule book and founded the University of Kansas basketball program. Naismith lived to see basketball adopted as an Olympic demonstration sport in 1904 and as an official event at the 1936 Summer Olympics in Berlin, as well as the birth of the National Invitation Tournament (1938) and the NCAA Tournament (1939).   - International mostly means something (a company, language, or organization) involving more than a single country. The term international as a word means involvement of, interaction between or encompassing more than one nation, or generally beyond national boundaries. For example, international law, which is applied by more than one country and usually everywhere on Earth, and international language which is a language spoken by residents of more than one country.    After reading the paragraphs above, we are interested in knowing the entity with which 'fiba under-21 world championship for women' exhibits the relationship of 'instance of'. Find the answer from the choices below.  Choices: - association  - basketball  - berlin  - book  - company  - country  - court  - cross  - demonstration  - department  - diameter  - event  - federation  - language  - law  - name  - nation  - november  - organization  - single  - sport  - three  - tournament  - university
tournament