've had the misfortune to watch in quite some time 
(ROOT (S (VP (VBP 've) (VP (VBN had) (NP (NP (DT the) (NN misfortune)) (SBAR (S (VP (TO to) (VP (VB watch) (PP (IN in) (NP (PDT quite) (DT some) (NN time))))))))))))
(ROOT (S (VP (VBP ) (VP (VBN ) (NP (NP (DT ) (NN )) (SBAR (S (VP (TO ) (VP (VB ) (PP (IN ) (NP (PDT ) (DT ) (NN ))))))))))))