Complex sentence: At the Baselworld watch and jewellery show 2008, Rolex announced the introduction of an updated Sea-Dweller model, named the Rolex Sea-Dweller DEEPSEA.
Split into simpler sentences: At the Baselworld watch and jewellery show 2008, Rolex announced the introduction of an updated model. The new model is named the Rolex Sea-Dweller DEEPSEA.