Complex sentence: Constructed to transport slate from Lord Penrhyn's slate quarries at Bethesda to Port Penrhyn at Bangor, Wales, the railway was around six miles long and used a gauge of.
Split into simpler sentences: Constructed to transport slate from Lord Penrhyn's slate quarries at Bethesda to Port Penrhyn at Bangor, Wales. The railway was around six miles long and used a gauge of.