Complex sentence: The Broxbourne White Water Canoe Centre is the planned venue for the slalom canoeing and slalom kayaking events in the 2012 Summer Olympics, to be built in the town of Waltham Cross, but named after the borough of Broxbourne, Hertfordshire.
Split into simpler sentences: The Broxbourne White Water Canoe Centre is the planned venue for the slalom canoeing and slalom kayaking events in the 2012 Summer Olympics. The venue is to be built near the town of Waltham Cross, but named after the borough of Broxbourne, Hertfordshire.