Original sentence: partially selective schools, which offer a proportion of places according to ability or aptitude, and the rest to siblings or those living near the school:Queens' School, Rickmansworth School, St Clement Danes School,Parmiter's School, Watford Grammar School for Boys and Watford Grammar School for Girls
Edited sentence: partially selective schools, which offer a proportion of places according to ability or aptitude, and the rest to siblings or those living near the school: Parmiter's School, Queens' School, Rickmansworth School, St Clement Danes School, Watford Grammar School for Boys and Watford Grammar School for Girls