( ( ( The ( outer ( modern planets ) ) ) Uranus ) ( , ( ( ( Neptune and ) Pluto ) ( ( ( are often ) ( called ( the ( collective ( or ( transcendental planets ) ) ) ) ) ) . ) ) ) )
(ROOT (S (S (NP (DT The) (JJ outer) (JJ modern) (NNS planets)) (VP (VBZ Uranus))) (, ,) (NP (NNP Neptune) (CC and) (NNP Pluto)) (VP (VBP are) (ADVP (RB often)) (VP (VBN called) (NP (DT the) (JJ collective) (CC or) (JJ transcendental) (NNS planets)))) (. .)))
The outer modern planets Uranus, Neptune and Pluto are often called the collective or transcendental planets.
(ROOT (S (NP (NNS Uranus)) (VP (VBZ is) (NP (DT the) (ADJP (JJS least) (JJ massive)) (JJ outer) (NN planet))) (. .)))