Club Deportivo Toledo, S.A.D. is a Spanish football team based in Toledo, in the autonomous community of Castile-La Mancha. Founded in 1928 it plays in Segunda División B – Group 1, holding home games at "Estadio Salto del Caballo", with a seating capacity of 5,300 spectators.
Club Deportivo Toledo, S.A.D.was founded twenty years ago.
It's incorrect because it was founded in 1928, which is more than 20 years ago. I think it may have been difficult because it involves math.