Complex sentence: The first practical superheater was developed in Germany by Wilhelm Schmidt during the 1880s and 1890s, and the benefits of the invention were demonstrated in the U.K. by the Great Western Railway in 1906.
Split into simpler sentences: The first practical superheater was developed in Germany by Wilhelm Schmidt during the 1880s and 1890s. The benefits of the invention were demonstrated in the U.K. by the Great Western Railway in 1906.