Complex sentence: From Quakers Yard roundabout, 11 miles of dual carriageway takes the road to the Pentrebach roundabout where the A4060 links, and then to the Merthyr Tydfil roundabout where the road meets the A465 and the dual carriageway ends.
Split into simpler sentences: From Quakers Yard roundabout, 11 miles of dual carriageway takes the road to the Pentrebach roundabout where the A4060 link. The road then to the Merthyr Tydfil roundabout where the road meets the A465 and the dual carriageway ends.