( ( The Sun ) ( ( is ( used ( as ( ( the origin ) ( of ( the coordinates ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Sun)) (VP (VBZ is) (VP (VBN used) (PP (IN as) (NP (NP (DT the) (NN origin)) (PP (IN of) (NP (DT the) (NN coordinates))))))) (. .)))
The Sun is used as the origin of the coordinates.
(ROOT (S (PP (IN Over) (NP (NP (CD 90) (NN %)) (PP (IN of) (NP (DT the) (NN energy))))) (NP (PRP we)) (VP (VBP use) (SBAR (S (VP (VBZ comes) (ADVP (RB originally)) (PP (IN from) (NP (DT the) (NN sun))))))) (. .)))