Even the lower limit of that differential compounds to a hefty sum over time.
( Even ( ( ( the ( lower limit ) ) ( of ( that differential ) ) ) ( ( compounds ( to ( ( a ( hefty sum ) ) ( over time ) ) ) ) . ) ) )
(ROOT (S (ADVP (RB Even)) (NP (NP (DT the) (JJR lower) (NN limit)) (PP (IN of) (NP (DT that) (NN differential)))) (VP (VBZ compounds) (PP (TO to) (NP (NP (DT a) (JJ hefty) (NN sum)) (PP (IN over) (NP (NN time)))))) (. .)))
The small number will go into a larger sum over time.
( ( The ( small number ) ) ( ( will ( go ( into ( ( a ( larger sum ) ) ( over time ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (JJ small) (NN number)) (VP (MD will) (VP (VB go) (PP (IN into) (NP (NP (DT a) (JJR larger) (NN sum)) (PP (IN over) (NP (NN time))))))) (. .)))