an Entity references as follows:
The North American continent is the birthplace of several organized sports, such as basketball, charrerĂa/rodeo, gridiron football, ice hockey, jaripeo/bull riding, lacrosse, ollamaliztl (ancient Mesoamerican sport), mixed martial arts (MMA), racquetball, ultimate ("ultimate frisbee"), and volleyball. The modern versions of baseball and softball, skateboarding, snowboarding, stock car racing, and surfing also developed in North America.