Complex sentence: In the 19th century, Belfast became the epicentre of the Industrial Revolution in Ireland and other major towns in the Diocese, such as Ballymena, Larne and Lisburn, were also among Ireland's foremost industrial centres.
Split into simpler sentences: In the 19th century, Belfast became the epicentre of the Industrial Revolution in Ireland. Other towns in the diocese, such as Ballymena, Larne and Lisburn, were also among Ireland's foremost industrial centres.