FAA Control Centers often receive information and make operational decisions independently of one another.
( ( FAA ( Control Centers ) ) ( often ( ( ( ( receive information ) and ) ( ( ( make ( operational decisions ) ) independently ) ( of ( one another ) ) ) ) . ) ) )
(ROOT (S (NP (NNP FAA) (NNP Control) (NNPS Centers)) (ADVP (RB often)) (VP (VP (VB receive) (NP (NN information))) (CC and) (VP (VB make) (NP (JJ operational) (NNS decisions)) (ADVP (RB independently)) (PP (IN of) (NP (CD one) (DT another))))) (. .)))
FAA control centers get information without necessarily sharing it with other centers, even if the plane is headed into their direction.
( ( FAA ( control centers ) ) ( ( ( ( ( get information ) ( without ( necessarily ( ( sharing it ) ( with ( other centers ) ) ) ) ) ) , ) ( even ( if ( ( the plane ) ( is ( headed ( into ( their direction ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP FAA) (NN control) (NNS centers)) (VP (VBP get) (NP (NN information)) (PP (IN without) (S (ADVP (RB necessarily)) (VP (VBG sharing) (NP (PRP it)) (PP (IN with) (NP (JJ other) (NNS centers)))))) (, ,) (SBAR (RB even) (IN if) (S (NP (DT the) (NN plane)) (VP (VBZ is) (VP (VBN headed) (PP (IN into) (NP (PRP$ their) (NN direction)))))))) (. .)))