Complex sentence: Griffin was born in Savannah, Georgia and attended Tech from 1914 to 1918, taking a break to serve in World War I; he then attended from 1920 to 1922, receiving a degree in civil engineering in 1922.
Split into simpler sentences: Griffin was born in Savannah, Georgia and attended Tech from 1914 to 1918. He signed up to serve in World War I; he then attended from 1920 to 1922, receiving a degree in civil engineering in 1922.