if you love him , you 'll like it . 
(ROOT (S (SBAR (IN if) (S (NP (PRP you)) (VP (VBP love) (NP (PRP him))))) (, ,) (NP (PRP you)) (VP (MD 'll) (VP (VB like) (NP (PRP it)))) (. .)))
(ROOT (S (SBAR (IN ) (S (NP (PRP )) (VP (VBP ) (NP (PRP ))))) (, ) (NP (PRP )) (VP (MD ) (VP (VB ) (NP (PRP )))) (. )))