( ( ( The ( fourth planet ) ) ( from ( the ( Sun ( , Mars ) ) ) ) ) ( ( has ( ( ( ( ( ( deserts , ) ( enormous mountains ) ) , ) ( deep canyons ) ) and ) ( craters ( ( large and ) small ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (JJ fourth) (NN planet)) (PP (IN from) (NP (DT the) (NNP Sun) (, ,) (NNP Mars)))) (VP (VBZ has) (NP (NP (NNS deserts)) (, ,) (NP (JJ enormous) (NNS mountains)) (, ,) (NP (JJ deep) (NNS canyons)) (CC and) (NP (NP (NNS craters)) (ADJP (JJ large) (CC and) (JJ small))))) (. .)))
The fourth planet from the Sun, Mars has deserts, enormous mountains, deep canyons and craters large and small.
(ROOT (S (NP (NNP Mars)) (VP (VBZ is) (NP (NP (DT the) (JJ fourth) (NN planet)) (PP (IN from) (NP (DT the) (NN sun))))) (. .)))