( ( ( ( ( Mars , ) ( the ( Red Planet ) ) ) , ) ( ( the ( fourth planet ) ) ( from ( the Sun ) ) ) ) ( ( is ( named ( for ( ( the ( Roman god ) ) ( of war ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Mars)) (, ,) (NP (DT the) (JJ Red) (NN Planet)) (, ,) (NP (NP (DT the) (JJ fourth) (NN planet)) (PP (IN from) (NP (DT the) (NNP Sun))))) (VP (VBZ is) (VP (VBN named) (PP (IN for) (NP (NP (DT the) (JJ Roman) (NN god)) (PP (IN of) (NP (NN war))))))) (. .)))
Mars, the Red Planet, the fourth planet from the Sun is named for the Roman god of war.
(ROOT (S (NP (NNP Mars)) (VP (VBZ is) (NP (NP (DT the) (JJ fourth) (NN planet)) (PP (IN from) (NP (DT the) (NN sun))))) (. .)))