Original sentence: Spanish has not used it since an orthographic reform in the 18th century, except informally in shortened word forms where the letter "c" would produce the wrong sound, such as "Barça" for "Barcelona", a nickname often applied to one of Barcelona's football (soccer) teams
Edited sentence: Spanish has not used it since an orthographic reform in the 18th century, except informally in shortened word forms where the letter "c" would produce the wrong sound, such as "Barça" for "Barcelona", a nickname often applied to Barcelona's most famous football (soccer) team