strange occurrences build in the mind of the viewer and take on extreme urgency . 
(ROOT (S (NP (JJ strange) (NNS occurrences)) (VP (VP (VBP build) (PP (IN in) (NP (NP (DT the) (NN mind)) (PP (IN of) (NP (DT the) (NN viewer)))))) (CC and) (VP (VBP take) (PRT (IN on)) (NP (JJ extreme) (NN urgency)))) (. .)))
(ROOT (S (NP (JJ ) (NNS )) (VP (VP (VBP ) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (DT ) (NN )))))) (CC ) (VP (VBP ) (PRT (IN )) (NP (JJ ) (NN )))) (. )))