( ( ( Lucia and ) David ) ( ( decide ( to ( ( consult ( a ( genetic counselor ) ) ) ( to ( understand ( ( the risk ) ( of ( ( having ( a child ) ) ( with ( cystic fibrosis ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Lucia) (CC and) (NNP David)) (VP (VBP decide) (S (VP (TO to) (VP (VB consult) (NP (DT a) (JJ genetic) (NN counselor)) (S (VP (TO to) (VP (VB understand) (NP (NP (DT the) (NN risk)) (PP (IN of) (S (VP (VBG having) (NP (DT a) (NN child)) (PP (IN with) (NP (JJ cystic) (NN fibrosis)))))))))))))) (. .)))
Lucia and David decide to consult a genetic counselor to understand the risk of having a child with cystic fibrosis.
(ROOT (S (NP (NP (NNS Professionals)) (VP (VBN known) (PP (IN as) (NP (JJ genetic) (NNS counselors))))) (VP (MD can) (VP (VB help) (S (NP (PRP them)) (VP (VB understand) (NP (NP (DT the) (NNS risks)) (PP (IN of) (NP (NP (NNS children)) (VP (VBG being) (VP (VBN affected)))))))))) (. .)))