Complex sentence: The original residents reached their homes by sedan chairs, which were carried up and down the steep of access limited the development of the Peak, a situation that would remain until the opening of the Peak Tram funicular railway in 1888.
Split into simpler sentences: The original residents reached their homes by sedan chairs, which were carried up and down the steep slope. This limited the development of the Peak, a situation that would remain until the opening of the Peak Tram funicular railway in 1888.