When the earth's shadow falls on the bright side of the Moon, it makes the moons surface dark.
(the earth's shadow; falls; on the bright side of the Moon) (it; makes; the moons surface dark; T:When the earth's shadow falls on the bright side of the Moon)
the earth's shadow it
falls makes
on the bright side of the Moon
the moons surface dark T:When the earth's shadow falls on the bright side of the Moon