Complex sentence: Keech set the land speed record of 207.55 mph (334.02 km/h) on April 22 1928 at theDaytona Beach Road Course, USA, in the 81-liter triple-engined internal combustion White Triplex Spirit of Elkdom.
Split into simpler sentences: Keech set the land speed record of 207.55 mph (334.02 km/h) on April 22,1928. He set the record at the Daytona Beach Road Course in the 81-liter triple-engined internal combustion White Triplex Spirit of Elkdom.