Complex sentence: Barrowford is located on the Leeds-Liverpool Canal and a series of locks lead to the highest section of the canal and about a mile on the Leeds side of the canal is Foulridge Tunnel known locally as the mile tunnel.
Split into simpler sentences: Barrowford is located on the Leeds-Liverpool Canal and a series of locks lead to the highest section of the canal. About a mile on the Leeds side of the canal is Foulridge Tunnel known locally as the mile tunnel.