Simplify the following text for a Grade 9 native English-speaking person.
Original: In 1896 , Mallory attended Glen-gorse , a preparatory boarding school in Eastbourne on the south coast of England , having transferred from another preparatory school in West Kirby .
Simplified: In 1896 , Mallory went to Glengorse , a boarding school in Eastbourne on the south coast of England , having already transferred from a school in West Kirby .