Anaxagoras discovered that the moon's light is reflected from the sun.
(Anaxagoras; discovered; that the moon's light is reflected from the sun) Context(Anaxagoras discovered,List([0, 21))):(the moon's light; is reflected; from the sun)
Anaxagoras discovered,List([0, 21))
Anaxagoras the moon's light
discovered is reflected
that the moon's light is reflected from the sun
from the sun