Complex sentence: The first section between the Narrows Bridge and Sutherland Street, commenced in 1967 and completed in 1973, functioned only as a distributor for Narrows Bridge traffic accessing the CBD or adjacent areas to the north-west.
Split into simpler sentences: The first section between the Narrows Bridge and Sutherland Street was commenced in 1967 and completed in 1973. This functioned only as a distributor for Narrows Bridge traffic accessing the CBD or adjacent areas to the north-west.