Assertion: air bag's sensor | /r/CapableOf | tensione the seat belts
Facets:
value: in the mercedes system
type: LOCATION
value: automatically
type: MANNER
value: to reduce occupants' motion
type: PURPOSE
Source sentences:
text: In the Mercedes system, the sensors automatically tensioned the seat belts to reduce occupants' motion on impact (now a common feature), and then deployed the airbag on impact.