( ( The sun ) ( ( lies ( at ( ( the heart ) ( of ( ( ( the ( solar system ) ) , ) ( where ( it ( ( is ( by far ) ) ( the ( largest object ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN sun)) (VP (VBZ lies) (PP (IN at) (NP (NP (DT the) (NN heart)) (PP (IN of) (NP (NP (DT the) (JJ solar) (NN system)) (, ,) (SBAR (WHADVP (WRB where)) (S (NP (PRP it)) (VP (VBZ is) (ADVP (IN by) (RB far)) (NP (DT the) (JJS largest) (NN object)))))))))) (. .)))
The sun lies at the heart of the solar system, where it is by far the largest object.
(ROOT (S (NP (NP (RB Only) (DT the) (NN sun)) (PP (IN in) (NP (PRP$ our) (JJ solar) (NN system)))) (VP (VBP give) (PRT (RP off)) (NP (PRP$ their) (JJ own) (NN light))) (. .)))
Only the sun in our solar system give off their own light.