( ( Besides ( ( ( the ( classical spiral ) ) and ) ( elliptical ( shaped galaxies ) ) ) ) ( , ( there ( ( are ( ( several ( other ( galaxy ( ( shapes and ) colors ) ) ) ) ( that ( will ( be ( ( important clues ) ( to ( understanding ( ( the evolution ) ( of ( the universe ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN Besides) (NP (NP (DT the) (JJ classical) (NN spiral)) (CC and) (NP (JJ elliptical) (JJ shaped) (NNS galaxies)))) (, ,) (NP (EX there)) (VP (VBP are) (NP (NP (JJ several) (JJ other) (NN galaxy) (NNS shapes) (CC and) (NNS colors)) (SBAR (WHNP (WDT that)) (S (VP (MD will) (VP (VB be) (NP (NP (JJ important) (NNS clues)) (PP (TO to) (S (VP (VBG understanding) (NP (NP (DT the) (NN evolution)) (PP (IN of) (NP (DT the) (NN universe)))))))))))))) (. .)))
Besides the classical spiral and elliptical shaped galaxies, there are several other galaxy shapes and colors that will be important clues to understanding the evolution of the universe.
(ROOT (S (NP (PRP You)) (VP (VBP call) (NP (NP (JJ egg-shaped) (NNS galaxies)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (ADJP (JJ reddish) (S (VP (TO to) (VP (VB yellowish) (PP (IN in) (NP (NN color))) (SBAR (IN because) (S (NP (PRP they)) (VP (VBP contain) (NP (NP (ADJP (RB mostly) (JJ old)) (NNS stars)) (, ,) (NP (JJ elliptical) (NNS galaxies))))))))))))))) (. .)))