the strain of its plot contrivances and 
(ROOT (NP (NP (DT the) (NN strain)) (PP (IN of) (NP (PRP$ its) (NN plot) (NNS contrivances))) (CC and)))
(ROOT (NP (NP (DT ) (NN )) (PP (IN ) (NP (PRP$ ) (NN ) (NNS ))) (CC )))