it 's one thing to read about or rail against the ongoing - and unprecedented - construction project going on over our heads . 
(ROOT (S (NP (NP (PRP it))) (VP (VBZ 's) (NP (CD one) (NN thing)) (S (VP (TO to) (VP (VP (VB read) (PP (IN about))) (CC or) (VP (VB rail) (PP (IN against))) (NP (NP (DT the) (ADJP (JJ ongoing) (HYPH -) (CC and) (JJ unprecedented) (HYPH -) (NN construction)) (NN project)) (VP (VBG going) (PRT (RP on)) (PP (IN over) (NP (PRP$ our) (NNS heads))))))))) (. .)))
(ROOT (S (NP (NP (PRP ))) (VP (VBZ ) (NP (CD ) (NN )) (S (VP (TO ) (VP (VP (VB ) (PP (IN ))) (CC ) (VP (VB ) (PP (IN ))) (NP (NP (DT ) (ADJP (JJ ) (HYPH ) (CC ) (JJ ) (HYPH ) (NN )) (NN )) (VP (VBG ) (PRT (RP )) (PP (IN ) (NP (PRP$ ) (NNS ))))))))) (. )))