Original sentence: Goebel is claimed by some to have developed the first practical bulb in 1854.He was born German in 1818, and at age 31 emigrated to New York, USA, where he died in 1893.Heinrich Goebel was an early pioneer who did much work on developing the light bulb.His lamp lasted for up to 400 hours
Edited sentence: He was German born in 1818, but at age 31 he emigrated to New York, USA, where he died in 1893.Heinrich Goebel is claimed by some to have invented the light bulb in 1854.His lamps lasted for up to 400 hours