Who is the best chess player with Down Syndrome? Wiki says that the mental ability of a person with Down Syndrome equals to this of a healthy person 8 or 9 years old. So, are there some players with this syndrome, as there are many admirable healthy players at the age of 8-9?
What is the elo ceiling in that case? Is it possible a "Magnus Carlsen with Down Syndrome" to get in 2000 or 2200 elo?
What about other types of intellectual disabilities?