The Columbus Comets are a women's professional American football team based in Columbus, Ohio. They play in the Women's Football Alliance. The Comets played in the National Women's Football Association from their inception in 2003 until 2008 (in 2003 they were known as the Columbus Flames). Their home games are played at Grove City Christian School in Grove City, Ohio.
The Columbus Comets are a mixed-gender football team.
The Columbus Comets are a women's professional American football team. Mixed-gender would indicate the team contains both men and women which is definitely false based on the context. The system had difficulties with this statement because you have to logically come to that conclusion based on reasoning of the information provided.