( ( Speed differences ) ( ( can ( come ( into ( ( affect some ) here ) ) ) ) . ) )
(ROOT (S (NP (NN Speed) (NNS differences)) (VP (MD can) (VP (VB come) (PP (IN into) (S (VP (VB affect) (NP (DT some)) (ADVP (RB here))))))) (. .)))
Speed differences can come into affect some here.
(ROOT (S (NP (JJ Different) (NNS media)) (VP (VBP affect) (NP (NP (DT the) (NN speed)) (PP (IN of) (NP (NN light))))) (. .)))