BumbleBee : Camaro
[ transformer ]
abstract Camaro : Car
[ ACC ]
[ backlight ]
transformer ?
abstract Car
ABS ?
xor Transmission
Automatic
Manual
`FCA ?
`CC ?
[ ACC => FCA ]
abstract FCA
xor Sensor
Radar
Lidar
xor Alert
Haptic
Audible
abstract CC
switch
backlight ?
ACC ?