( ( ( ( ( Mars Mars ) , ) ( the ( red planet ) ) ) , ) ( ( is ( ( ( ( the ( fourth planet ) ) ( from ( the sun ) ) ) and ) ( ( the ( ( most Earth-like ) planet ) ) ( in ( our ( solar system ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Mars) (NNP Mars)) (, ,) (NP (DT the) (JJ red) (NN planet)) (, ,)) (VP (VBZ is) (NP (NP (NP (DT the) (JJ fourth) (NN planet)) (PP (IN from) (NP (DT the) (NN sun)))) (CC and) (NP (NP (DT the) (ADJP (RBS most) (JJ Earth-like)) (NN planet)) (PP (IN in) (NP (PRP$ our) (JJ solar) (NN system)))))) (. .)))
Mars Mars, the red planet, is the fourth planet from the sun and the most Earth-like planet in our solar system.
(ROOT (S (NP (NNP Mars)) (VP (VBZ is) (NP (NP (DT the) (JJ fourth) (NN planet)) (PP (IN from) (NP (DT the) (NN sun))))) (. .)))