( ( EMBRYO ( An embryo ) ) ( ( is ( ( ( a ( developing plant ) ) still ) ( inside ( the seed ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP EMBRYO)) (NP (DT An) (NN embryo))) (VP (VBZ is) (NP (NP (DT a) (VBG developing) (NN plant)) (ADVP (RB still)) (PP (IN inside) (NP (DT the) (NN seed))))) (. .)))
EMBRYO An embryo is a developing plant still inside the seed.
(ROOT (S (NP (DT The) (NN embryo)) (VP (VBZ develops) (PP (IN in) (NP (NP (DT a) (NN plant)) (PP (IN inside) (NP (DT the) (JJ female) (NN plant))))) (PP (IN after) (NP (NN fertilization)))) (. .)))