These motors convert electrical energy into mechanical energy to power the robot [2:72].
(These motors; convert; electrical energy; into mechanical energy; to power the robot) Context(These motors convert,List([0, 20))):(These motors; convert electrical energy to power; the robot)
These motors convert,List([0, 20))
These motors These motors
convert convert electrical energy to power
electrical energy into mechanical energy to power the robot
the robot