( ( The ( Milky Way ) ) ( ( ( ( ( has ( ( a diameter ) ( of ( 100,000 ( light years ) ) ) ) ) , ) and ) ( is ( a ( barred ( spiral galaxy ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Milky) (NNP Way)) (VP (VP (VBZ has) (NP (NP (DT a) (NN diameter)) (PP (IN of) (NP (CD 100,000) (JJ light) (NNS years))))) (, ,) (CC and) (VP (VBZ is) (NP (DT a) (JJ barred) (NN spiral) (NN galaxy)))) (. .)))
The Milky Way has a diameter of 100,000 light years, and is a barred spiral galaxy.
(ROOT (FRAG (S (S (VP (TO To) (VP (VB express) (NP (NP (DT the) (NN distance)) (PP (IN between) (NP (NP (DT the) (JJ milky) (NN way) (NN galaxy)) (CC and) (NP (JJ other) (NNS galaxies)))))))) (, ,) (NP (NP (DT the) (ADJP (RBS most) (JJ appropriate)) (NN unit)) (PP (IN of) (NP (NN measurement)))) (VP (VBZ is) (NP (DT the) (NN light-year))))))