Complex sentence: Born in Tokyo on August 12,1901, Kuwahara's family moved to the United States in 1910, and he graduated from Los Angeles Polytechnic High School in 1921, after which he attended the Otis Art Institute in Los Angeles until 1928.
Split into simpler sentences: Born in Tokyo on August 12,1901, Kuwahara's family moved to the United States in 1910, where he graduated from Los Angeles Polytechnic High School in 1921. After high school he attended the Otis Art Institute in Los Angeles until 1928.