Complex sentence: Such restrictions were not included in the early deeds, though some sections of Chevy Chase included race and religion restrictions by the 1930s, however these were not created by Newlands, who died in 1917.
Split into simpler sentences: Such restrictions were not included in the early deeds, but some sections of Chevy Chase included race and religion restrictions by the 1930s. However, these were not created by Newlands, who died in 1917.