He dropped objects of the same size, but different weights, and found that they hit the ground at the same time.
(He; dropped; objects of the same size) (He; found; that they hit the ground at the same time) Context(He found,List([0, 69))):(they; hit; the ground; T:at the same time)
He found,List([0, 69))
He He they
dropped found hit
objects of the same size
that they hit the ground at the same time
the ground T:at the same time