© Licensed to London News Pictures. 14/01/2016. London, UK. Fox Primary School in Kensington and Chelsea requires that children must live within 107 yards of the school gate, the most restrictive criteria across Britain. More than 100 schools across Britain admitted only pupils living within a two-minute walk last year as competition intensifies for the most popular primary schools, according to new research. Photo credit: Tolga Akmen/LNP