Complex sentence: Blackpool Central was the largest railway station in the town of Blackpool in the county of Lancashire, England and when it closed in 1964 it became the largest station ever to close comprising 14 platforms.
Split into simpler sentences: Blackpool Central was the largest railway station in the town of Blackpool in the county of Lancashire, England. When it closed in 1964, it became the largest station ever to close, comprising 14 platforms.