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