Original sentence: He is one of the best known singers in the country and is a member of An Goilin Singers Club in Dublin which was founded by Tim Dennehy and Donal De Barra in 1980
Edited sentence: He is one of the best known singers in the country and is one of the stalwarts of An Goilin Singers Club in Dublin which was founded by Tim Dennehy and Donal De Barra in 1980