( ( The Earth ) ( ( is ( ( the ( only planet ) ) ( in ( ( our ( solar system ) ) ( with ( ( liquid water ) ( on ( its surface ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN Earth)) (VP (VBZ is) (NP (NP (DT the) (JJ only) (NN planet)) (PP (IN in) (NP (NP (PRP$ our) (JJ solar) (NN system)) (PP (IN with) (NP (NP (JJ liquid) (NN water)) (PP (IN on) (NP (PRP$ its) (NN surface))))))))) (. .)))
The Earth is the only planet in our solar system with liquid water on its surface.
(ROOT (S (NP (NNP Earth)) (VP (VBZ is) (NP (NP (DT the) (JJ only) (NN planet)) (PP (IN in) (NP (NP (DT the) (JJ solar) (NN system)) (SBAR (WHNP (WDT that)) (S (VP (VBZ has) (NP (NP (NN water)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ is) (ADJP (JJ essential)) (PP (IN for) (NP (JJ human) (NN life))) (, ,) (ADJP (JJ present)) (PP (IN in) (NP (NP (QP (DT all) (CD three))) (PP (IN of) (NP (PRP$ its) (NNS states)))))))))))))))) (. .)))