It's just the beginning!"
( It ( ( ( ( 's just ) ( the beginning ) ) ! ) '' ) )
(ROOT (S (NP (PRP It)) (VP (VBZ 's) (ADVP (RB just)) (NP (DT the) (NN beginning))) (. !) ('' '')))
This is the ending!
( This ( ( is ( the ending ) ) ! ) )
(ROOT (S (NP (DT This)) (VP (VBZ is) (NP (DT the) (NN ending))) (. !)))