Complex sentence: Belcher was born on 15 July 1889 in Surbiton, then in Surrey, now in Greater London, and was educated at Tiffin School in Kingston upon Thames until 1903.
Split into simpler sentences: Belcher was born on 15 July 1889 in Surbiton, then in Surrey. He received his educated at Tiffin School in Kingston upon Thames until 1903.