, you will enjoy seeing how both evolve 
(ROOT (S (, ,) (NP (PRP you)) (VP (MD will) (VP (VB enjoy) (S (VP (VBG seeing) (SBAR (WHADVP (WRB how)) (S (NP (DT both)) (VP (VBP evolve))))))))))
(ROOT (S (, ) (NP (PRP )) (VP (MD ) (VP (VB ) (S (VP (VBG ) (SBAR (WHADVP (WRB )) (S (NP (DT )) (VP (VBP ))))))))))