( ( These insects ) ( ( have ( ( ( ( ( ( ( ( ( 4 ( life stages ) ) , ) ( the egg ) ) , ) larva ) , ) pupa ) and ) adult ) ) . ) )
(ROOT (S (NP (DT These) (NNS insects)) (VP (VBP have) (NP (NP (CD 4) (NN life) (NNS stages)) (, ,) (NP (DT the) (NN egg)) (, ,) (NP (NN larva)) (, ,) (NP (NN pupa)) (CC and) (NP (NN adult)))) (. .)))
These insects have 4 life stages, the egg, larva, pupa and adult.
(ROOT (S (NP (NP (DT The) (NN sequence) (NN egg)) (PRN (: -) (NP (NP (JJ >) (NN larva)) (: -) (NP (JJ >) (NN pupa))) (: -))) (VP (VBD >) (SBAR (S (NP (NN adult)) (VP (VBZ shows) (NP (NP (DT the) (NN life) (NN cycle)) (PP (IN of) (NP (DT some) (NNS insects)))))))) (. .)))
The sequence egg -> larva -> pupa -> adult shows the life cycle of some insects.