( ( ( THE SEED ) , ) ( GERMINATION ( AND ( SEEDLING EMERGENCE ) ) ) )
(ROOT (NP (NP (DT THE) (NN SEED)) (, ,) (NP (NNP GERMINATION) (CC AND) (NNP SEEDLING) (NNP EMERGENCE))))
THE SEED, GERMINATION AND SEEDLING EMERGENCE
(ROOT (S (NP (NN Seed)) (ADVP (RB dormancy)) (VP (VBZ ensures) (SBAR (IN that) (S (NP (NNS seeds)) (VP (VBP germinate) (ADVP (RB only)) (SBAR (WHADVP (WRB when)) (S (NP (NP (NNS conditions)) (PP (IN for) (NP (JJ seedling) (NN survival)))) (VP (VBP are) (ADJP (JJ optimal))))))))) (. .)))