新华网：国际军体第54届海军五项世界锦标赛在武汉开幕

Group 1 - The 54th International Military Sports Council (CISM) Naval Pentathlon World Championship opened in Wuhan, Hubei on October 19, with events starting on the 20th [1] - The championship lasts for five days and includes various events such as obstacle course, lifesaving swimming, practical swimming, nautical skills, and amphibious cross-country [1] - There are over 100 athletes from 9 countries participating in both individual and team events for men and women [1]