( ( Although ( ( Mercury Glacier ) ( ( is not ) ( located ( within ( the ( Planet Heights ) ) ) ) ) ) ) ( , ( it ( ( is ( named ( in ( ( association ( with ( the heights ) ) ) ( along ( with ( ( many ( other ( nearby glaciers ) ) ) ( named ( after ( planets ( of ( the ( Solar System ) ) ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN Although) (S (NP (NNP Mercury) (NNP Glacier)) (VP (VBZ is) (RB not) (VP (VBN located) (PP (IN within) (NP (DT the) (NNP Planet) (NNPS Heights))))))) (, ,) (NP (PRP it)) (VP (VBZ is) (VP (VBN named) (PP (IN in) (NP (NP (NN association)) (PP (IN with) (NP (DT the) (NNS heights))) (ADVP (IN along) (PP (IN with) (NP (NP (JJ many) (JJ other) (JJ nearby) (NNS glaciers)) (VP (VBN named) (PP (IN after) (NP (NP (NNS planets)) (PP (IN of) (NP (DT the) (NNP Solar) (NNP System))))))))))))) (. .)))
Although Mercury Glacier is not located within the Planet Heights, it is named in association with the heights along with many other nearby glaciers named after planets of the Solar System.
(ROOT (S (NP (NNP Mercury)) (VP (VBZ is) (NP (NP (DT the) (NN name)) (PP (IN of) (NP (NP (DT the) (JJS smallest) (NN planet)) (PP (IN in) (NP (NP (PRP$ our) (JJ solar) (NN system)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ is) (ADVP (RB also)) (NP (NP (JJS nearest)) (PP (TO to) (NP (DT the) (NN sun))))))))))))) (. .)))