( ( ( Discuss ( ( advantages and ) disadvantages ) ) ( of ( artificial ( ( selection and ) breeding ) ) ) ) . )
(ROOT (NP (NP (JJ Discuss) (NNS advantages) (CC and) (NNS disadvantages)) (PP (IN of) (NP (JJ artificial) (NN selection) (CC and) (NN breeding))) (. .)))
Discuss advantages and disadvantages of artificial selection and breeding.
(ROOT (S (NP (NNS Humans)) (VP (VBP create) (NP (NP (JJ different) (NNS breeds)) (PP (IN of) (NP (NP (NNS organisms)) (VP (VBG using) (NP (JJ artificial) (NN selection))))))) (. .)))