( And ( ( connections speed ) ( ( is ( affected ( at ( many ( different points ) ) ) ) ) . ) ) )
(ROOT (S (CC And) (NP (NNS connections) (NN speed)) (VP (VBZ is) (VP (VBN affected) (PP (IN at) (NP (JJ many) (JJ different) (NNS points))))) (. .)))
And connections speed is affected at many different points.
(ROOT (S (NP (JJ Different) (NNS media)) (VP (VBP affect) (NP (NP (DT the) (NN speed)) (PP (IN of) (NP (NN light))))) (. .)))