( ( ( ( ( The galaxy ) , ) ( with ( ( a diameter ) ( of ( 135,000 ( light years ) ) ) ) ) ) , ) ( ( is ( ( slightly larger ) ( than ( the ( Milky Way ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN galaxy)) (, ,) (PP (IN with) (NP (NP (DT a) (NN diameter)) (PP (IN of) (NP (CD 135,000) (JJ light) (NNS years))))) (, ,)) (VP (VBZ is) (ADJP (ADJP (RB slightly) (JJR larger)) (PP (IN than) (NP (DT the) (NNP Milky) (NNP Way))))) (. .)))
The galaxy, with a diameter of 135,000 light years, is slightly larger than the Milky Way.
(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))))))