( ( MANTLE ( ( The ( middle layer ) ) ( of ( ( a planet ) ( located ( between ( ( ( the ( crust ( , ( or ( surface , ) ) ) ) ) and ) ( the core ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB MANTLE) (NP (NP (DT The) (JJ middle) (NN layer)) (PP (IN of) (NP (NP (DT a) (NN planet)) (VP (VBN located) (PP (IN between) (NP (NP (DT the) (NN crust) (, ,) (CC or) (NN surface) (, ,)) (CC and) (NP (DT the) (NN core))))))))) (. .)))
MANTLE The middle layer of a planet located between the crust, or surface, and the core.
(ROOT (S (NP (NP (DT The) (JJ mantle) (NN layer)) (PP (IN of) (NP (NN earth)))) (VP (VBZ is) (VP (VBN located) (ADVP (RB just)) (PP (IN below) (NP (DT the) (NN crust))))) (. .)))
The mantle layer of earth is located just below the crust.