Complex sentence: Fully automatic seats that can tilt up to 170 degrees provide high comfort in the business class, in addition to an anti-thrombosis edition and an individually adjustable headrest, and more legroom, narrower seat back, the seat improves comfort in economy class.
Split into simpler sentences: Fully automatic seats that can tilt up to 170 degrees provide high comfort in the business class. In addition to an anti-thrombosis edition and an individually adjustable headrest, and more legroom, narrower seat back, the seat improves comfort in Economy Class.