Complex sentence: A broad gauge branch line from the Victorian Railways Melbourne-Albury railway line was extended from Yarrawonga to Oaklands in 1938, creating a break-of-gauge until the New South Wales Government Railways line was closed south of Boree Creek.
Split into simpler sentences: A broad gauge branch line from the Victorian Railways Melbourne-Albury railway line was extended from Yarrawonga to Oaklands in 1938. These lines created a break-of-gauge at Oaklands until the New South Wales Government Railways line was closed south of Boree Creek.