The energy required to spin the generator and supply the current to the devices that use electricity must come from somewhere.
(The energy; required; to spin the generator and supply the current to the devices) (The energy required; to supply; the current; to the devices) (the devices; use; electricity) (The energy required; must come; from somewhere)
The energy The energy required the devices The energy required
required to supply use must come
to spin the generator and supply the current to the devices
the current to the devices
electricity
from somewhere