( ( ( unborn ( child at-risk ) ) ( -LRB- ( ( ( substance abuse ) ( by ( pregnant woman ) ) ) -RRB- ) ) ) ; )
(ROOT (NP (NP (JJ unborn) (NN child) (NN at-risk)) (PRN (-LRB- -LRB-) (NP (NP (NN substance) (NN abuse)) (PP (IN by) (NP (JJ pregnant) (NN woman)))) (-RRB- -RRB-)) (: ;)))
unborn child at-risk (substance abuse by pregnant woman);
(ROOT (S (NP (DT A) (JJ pregnant) (NN woman)) (VP (MD should) (VP (VB avoid) (NP (JJ toxic) (NNS substances)) (SBAR (IN while) (FRAG (ADJP (JJ pregnant)))))) (. .)))