( ( 11B ( sun ( other star ) ) ) ( ( Is ( ( the Sun ) ( another star ) ) ) ? ) )
(ROOT (S (NP (CD 11B) (NN sun) (JJ other) (NN star)) (VP (NNP Is) (S (NP (DT the) (NNP Sun)) (NP (DT another) (NN star)))) (. ?)))
11B sun other star Is the Sun another star?
(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))))))))