Complex sentence: In 1908 it moved into the automotive field, becoming a subsidiary of the United States-based General Motors (GM) in 1931 named General Motors-Holden's Ltd, Holden Ltd in 1998, and General Motors Holden in 2005.
Split into simpler sentences: In 1908 it moved into the automotive field, before becoming a subsidiary of the United States-based General Motors (GM) in 1931. After becoming a subsidiary of GM, the company was named General Motors-Holden's Ltd, becoming Holden Ltd in 1998 and General Motors Holden in 2005.