Assertion: motion sickness | /r/CapableOf | optimize position
Facets:
value: to reduce motion
type: PURPOSE
Source sentences:
text: Motion sicknesses optimize position to reduce motion or motion perception—for example, driving a vehicle instead of riding in it, sitting in the front seat of a car or bus, sitting over the wing of an aircraft, holding the head firmly against the back of the seat, and choosing a window seat on flights and trains.