Complex sentence: Later he attended the Ontario College of Art and Design, Toronto, Canada 1931-1934 first studying sculpting under Emanuel Hahn and soon changing dispiline to portrait painting also studied portrait and landscape painting under John Russell 1934-1935.
Split into simpler sentences: Later he attended the Ontario College of Art and Design, Toronto, Canada 1931-1934 first studying sculpture under Emanuel Hahn but soon changing to portrait painting. He also studied portrait and landscape painting under John Russell 1934-1935.