Complex sentence: Aside from a flat and somewhat unnatural skin tone, Rosalia's body is remarkably well preserved; many say she appears to be sleeping and this may have been the case for some time after her death, however it is quite obvious today she is deceased.
Split into simpler sentences: Aside from a flat and somewhat unnatural skin tone, Rosalia's body is remarkably well preserved. Many say she appears to be sleeping, and this may have been the case for some time after her death; however, it is quite obvious today she is deceased.