Another commercial aircraft in the vicinity then radioed in with reports over the radio of a commuter plane hitting the World Trade Center.
( ( ( Another ( commercial aircraft ) ) ( in ( the vicinity ) ) ) ( then ( ( ( radioed ( in ( with ( reports ( over ( ( the radio ) ( of ( a ( commuter plane ) ) ) ) ) ) ) ) ) ( hitting ( the ( World ( Trade Center ) ) ) ) ) . ) ) )
(ROOT (S (NP (NP (DT Another) (JJ commercial) (NN aircraft)) (PP (IN in) (NP (DT the) (NN vicinity)))) (ADVP (RB then)) (VP (VBD radioed) (PP (IN in) (IN with) (NP (NP (NNS reports)) (PP (IN over) (NP (NP (DT the) (NN radio)) (PP (IN of) (NP (DT a) (NN commuter) (NN plane))))))) (S (VP (VBG hitting) (NP (DT the) (NNP World) (NNP Trade) (NNP Center))))) (. .)))
There was another commercial aircraft nearby that radioed them.
( There ( ( was ( ( ( another ( commercial aircraft ) ) nearby ) ( that ( radioed them ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBD was) (NP (NP (DT another) (JJ commercial) (NN aircraft)) (ADVP (RB nearby)) (SBAR (WHNP (WDT that)) (S (VP (VBD radioed) (NP (PRP them))))))) (. .)))