( ( To ( better ( understand ( alternation ( of ( generations ( in ( nonvascular plants ) ) ) ) ) ) ) ) ( , ( ( study ( ( the ( moss ( life cycle ) ) ) ( in ( Figure 3 ) ) ) ) . ) ) )
(ROOT (S (S (VP (TO To) (VP (ADVP (RBR better)) (VB understand) (NP (NP (NN alternation)) (PP (IN of) (NP (NP (NNS generations)) (PP (IN in) (NP (NN nonvascular) (NNS plants))))))))) (, ,) (VP (VBP study) (NP (NP (DT the) (JJ moss) (NN life) (NN cycle)) (PP (IN in) (NP (NNP Figure) (CD 3))))) (. .)))
To better understand alternation of generations in nonvascular plants, study the moss life cycle in Figure 3.
(ROOT (S (NP (NNP Nonvascular) (NNS plants)) (VP (VBP are) (NP (NP (DT the) (JJ only) (NNS plants)) (PP (IN with) (NP (DT a) (NN life) (NN cycle))) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (DT the) (JJ gametophyte) (NN generation)) (VP (VBZ is) (ADJP (JJ dominant))))))) (. .)))