( ( ( there ( was ( ( a ( big fight ) ) ( over ( who ( discovered it ) ) ) ) ) ) ( ( first -RRB- ) ( Neptune ( is ( ( the ( eighth planet ) ) ( from ( the Sun ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (EX there)) (VP (VBD was) (NP (NP (DT a) (JJ big) (NN fight)) (PP (IN over) (SBAR (WHNP (WP who)) (S (VP (VBD discovered) (NP (PRP it))))))))) (S (LST (LS first) (-RRB- -RRB-)) (NP (NNP Neptune)) (VP (VBZ is) (NP (NP (DT the) (JJ eighth) (NN planet)) (PP (IN from) (NP (DT the) (NNP Sun)))))) (. .)))
there was a big fight over who discovered it first) Neptune is the eighth planet from the Sun.
(ROOT (S (NP (NP (DT The) (JJ eighth) (NN planet)) (PP (IN from) (NP (PRP$ our) (NN sun)))) (VP (VBZ is) (ADJP (JJ neptune))) (. .)))
The eighth planet from our sun is neptune.