( ( HD ( 9446 c ) ) ( ( is ( ( an exoplanet ) ( ( discovered ( in 2010 ) ) ( ( orbiting ( the ( star ( HD 9446 ) ) ) ) ( in ( ( ( the ( constellation Triangulum ) ) , ) ( ( 53 parsecs ) ( from Earth ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP HD) (NNP 9446) (NNP c)) (VP (VBZ is) (NP (NP (DT an) (NN exoplanet)) (VP (VBN discovered) (PP (IN in) (NP (CD 2010))) (S (VP (VBG orbiting) (NP (DT the) (NN star) (QP (CD HD) (CD 9446))) (PP (IN in) (NP (NP (DT the) (NNP constellation) (NNP Triangulum)) (, ,) (NP (NP (CD 53) (NNS parsecs)) (PP (IN from) (NP (NNP Earth))))))))))) (. .)))
HD 9446 c is an exoplanet discovered in 2010 orbiting the star HD 9446 in the constellation Triangulum, 53 parsecs from Earth.
(ROOT (S (NP (DT A) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN exoplanet)) (VP (VBZ is) (ADVP (RB often)) (VP (VBN discovered) (SBAR (IN because) (S (NP (PRP it)) (VP (VBZ causes) (NP (DT a) (NN star) (S (VP (VP (TO to) (VP (VB move))) (CC or) (VP (TO to) (VP (VB dim))))))))))) (. .)))