like trying to eat brussels sprouts 
(ROOT (PP (IN like) (S (VP (VBG trying) (S (VP (TO to) (VP (VB eat) (NP (NNP brussels) (NNS sprouts)))))))))
(ROOT (PP (IN ) (S (VP (VBG ) (S (VP (TO ) (VP (VB ) (NP (NNP ) (NNS )))))))))