Complex sentence: The balafon is associated with the Griot, or hereditary musicianship tradition of West Africa and in the Gambia tends to be mostly found in Brikama (where there are also a lot of griot or "jeli" families who play the kora or African harp).
Split into simpler sentences: The balafon is associated with the Griot, or hereditary musicianship tradition of West Africa. In the Gambia balafon players tend to be mostly found in Brikama (where there are also a lot of griot or "jeli" families who play the kora or African harp).