Complex sentence: The hospital was designed by the architect John Howison, the surveyor for the county of Durham, as a three story corridor plan asylum built in the Elizabethan style with 300 beds for inmates, along with a chapel and superintendent's quarters.
Split into simpler sentences: The hospital was to be designed by the architect John Howison, the surveyor for the county of Durham. It would consist of a three story corridor plan asylum built in the Elizabethan style with 300 beds for inmates, along with a chapel and superintendent's quarters.