Such a plot had not been carried out anywhere in the world in more than 30 years, and never in the United States.
( ( Such ( a plot ) ) ( ( ( had not ) ( been ( ( ( ( carried out ) anywhere ) ( in ( the world ) ) ) ( ( ( ( ( in ( ( more ( than 30 ) ) years ) ) , ) and ) never ) ( in ( the ( United States ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PDT Such) (DT a) (NN plot)) (VP (VBD had) (RB not) (VP (VBN been) (VP (VBN carried) (PRT (RP out)) (ADVP (RB anywhere)) (PP (IN in) (NP (DT the) (NN world))) (PP (PP (IN in) (NP (QP (JJR more) (IN than) (CD 30)) (NNS years))) (, ,) (CC and) (ADVP (RB never)) (PP (IN in) (NP (DT the) (NNP United) (NNPS States))))))) (. .)))
It was the first time such a plot happened in the United States.
( It ( ( ( was ( the ( first time ) ) ) ( such ( ( a plot ) ( happened ( in ( the ( United States ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD was) (NP (DT the) (JJ first) (NN time)) (PP (JJ such) (NP (NP (DT a) (NN plot)) (VP (VBN happened) (PP (IN in) (NP (DT the) (NNP United) (NNPS States))))))) (. .)))