( ( ( Topic : ) ( Earth ( & ( Space Science ) ) ) ) ( - ( ( ( The sun ) ( is ( ( a star ) ( that ( ( appears ( ( larger and ) ( brighter ( than ( other stars ) ) ) ) ) ( because ( it ( is closer ) ) ) ) ) ) ) ) . ) ) )
(ROOT (FRAG (NP (NP (NNP Topic)) (: :) (NP (NNP Earth) (CC &) (NNP Space) (NNP Science))) (: -) (S (NP (DT The) (NN sun)) (VP (VBZ is) (NP (NP (DT a) (NN star)) (SBAR (WHNP (WDT that)) (S (VP (VBZ appears) (ADJP (ADJP (JJR larger)) (CC and) (ADJP (JJ brighter) (PP (IN than) (NP (JJ other) (NNS stars))))) (SBAR (IN because) (S (NP (PRP it)) (VP (VBZ is) (ADJP (JJR closer))))))))))) (. .)))
Topic: Earth & Space Science - The sun is a star that appears larger and brighter than other stars because it is closer.
(ROOT (S (PP (IN From) (NP (NN earth))) (, ,) (NP (DT the) (NN sun)) (VP (VBZ appears) (NP (NN brighter)) (PP (IN than) (NP (DT any) (JJ other) (NN star))) (SBAR (IN because) (S (NP (DT the) (NN sun)) (VP (VBZ is) (NP (DT the) (JJS closest) (NN star))))))))