He can see some light and dark variations, but for the most part, he navigates by using his senses of hearing and smell.
(He; can see; some light and dark variations) (he; navigates; by using his senses of hearing and smell) Context(he navigates,List([66, 78))):(he; navigates by using; his senses of hearing and smell)
he navigates,List([66, 78))
He he he
can see navigates navigates by using
some light and dark variations
by using his senses of hearing and smell
his senses of hearing and smell