Complex sentence: As Ramesses I ruled for less than two years, his tomb is rather truncated (only twenty-nine metres long), consisting of two descending staircases, linking a sloping corridor and leading to the burial chamber.
Split into simpler sentences: As Ramesses I ruled for less than two years, his tomb is rather truncated, being only twenty-nine metres long. It consists of two descending staircases, linking a sloping corridor and leading to the burial chamber.