Each center thus had part of the knowledge of what was going on across the system.
( ( Each center ) ( thus ( ( had ( part ( of ( ( the knowledge ) ( of ( what ( was ( ( going on ) ( across ( the system ) ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (DT Each) (NN center)) (ADVP (RB thus)) (VP (VBD had) (NP (NP (NN part)) (PP (IN of) (NP (NP (DT the) (NN knowledge)) (PP (IN of) (SBAR (WHNP (WP what)) (S (VP (VBD was) (VP (VBG going) (PRT (RP on)) (PP (IN across) (NP (DT the) (NN system)))))))))))) (. .)))
Each center was linked to the other center via the internet.  
( ( Each center ) ( ( was ( linked ( to ( ( the ( other center ) ) ( via ( the internet ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT Each) (NN center)) (VP (VBD was) (VP (VBN linked) (PP (TO to) (NP (NP (DT the) (JJ other) (NN center)) (PP (IN via) (NP (DT the) (NN internet))))))) (. .)))