Complex sentence: Ontrack wanted greater certainty about potential freight tonnages from potential users of the line such as the Marsden Point Oil Refinery and Carter Holt Harvey, and by August 2006, both the Northland Regional Council and ONTRACK had entered into talks with interested parties.
Split into simpler sentences: ONTRACK wanted greater certainty about potential freight tonnages from potential users of the line such as the Marsden Point Oil Refinery and Carter Holt Harvey. By August 2006 both the Northland Regional Council and ONTRACK had entered into talks with interested parties.