Complex sentence: Notably, Polsham had a railway station on the Somerset and Dorset joint railway line, this single platform station opened in December 1861, was the only stop between Wells and Glastonbury.
Split into simpler sentences: Notably, Polsham had a railway station on the Somerset and Dorset Joint Railway line. This single platform station, opened in December 1861, was the only stop between Wells and Glastonbury.