lack of spontaneity in its execution and a dearth of real poignancy 
(ROOT (NP (NP (NP (NN lack)) (PP (IN of) (NP (NN spontaneity))) (PP (IN in) (NP (PRP$ its) (NN execution)))) (CC and) (NP (NP (DT a) (NN dearth)) (PP (IN of) (NP (JJ real) (NN poignancy))))))
(ROOT (NP (NP (NP (NN )) (PP (IN ) (NP (NN ))) (PP (IN ) (NP (PRP$ ) (NN )))) (CC ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (JJ ) (NN ))))))