( ( ( Geneticists and ) ( genetic counselors ) ) ( ( can ( help ( determine ( ( the chances ) ( of ( having ( an ( affected child ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Geneticists)) (CC and) (NP (JJ genetic) (NNS counselors))) (VP (MD can) (VP (VB help) (VP (VB determine) (NP (NP (DT the) (NNS chances)) (PP (IN of) (S (VP (VBG having) (NP (DT an) (JJ affected) (NN child))))))))) (. .)))
Geneticists and genetic counselors can help determine the chances of having an affected child.
(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)))))))))) (. .)))