Assertion: car seat's base | /r/HasProperty | installed in the car
Facets:
Source sentences:
text: These seats often come with a base that is installed in the car that couples with a removable seat portion.
text: Many models detach right from the base, letting you leave the base installed in the car.
text: Unlike infant car seats, convertible car seats must be installed in the car, not clicked into a base installed in the car.