Complex sentence: Harry Beck, an engineering draftsman who created the present London Underground Tube map in 1931 lived in Finchey, there is a plaque commemorating him along with a copy of his original map on the southbound platform at Finchley Central tube station.
Split into simpler sentences: Harry Beck, an engineering draftsman who created the present London Underground Tube map in 1931, lived in Finchey. There is a plaque commemorating him along with a copy of his original map on the southbound platform at Finchley Central tube station.