probably so yeah you can get a head start on it
( ( probably so ) ( yeah ( you ( can ( ( get ( a ( head start ) ) ) ( on it ) ) ) ) ) )
(ROOT (S (ADVP (RB probably) (RB so)) (VP (VB yeah) (SBAR (S (NP (PRP you)) (VP (MD can) (VP (VB get) (NP (DT a) (NN head) (NN start)) (PP (IN on) (NP (PRP it))))))))))
You can get a head start on it.
( You ( ( can ( ( get ( a ( head start ) ) ) ( on it ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (MD can) (VP (VB get) (NP (DT a) (NN head) (NN start)) (PP (IN on) (NP (PRP it))))) (. .)))