Nine months earlier (before the child could talk), the family had taken the same walk.
( ( ( Nine months ) earlier ) ( ( -LRB- ( ( before ( ( the child ) ( could talk ) ) ) -RRB- ) ) ( , ( ( the family ) ( ( had ( taken ( the ( same walk ) ) ) ) . ) ) ) ) )
(ROOT (S (ADVP (NP (CD Nine) (NNS months)) (RBR earlier)) (PRN (-LRB- -LRB-) (SBAR (IN before) (S (NP (DT the) (NN child)) (VP (MD could) (VP (VB talk))))) (-RRB- -RRB-)) (, ,) (NP (DT the) (NN family)) (VP (VBD had) (VP (VBN taken) (NP (DT the) (JJ same) (NN walk)))) (. .)))
The family had gone on the same walk before the child was capable of speech.
( ( The family ) ( ( had ( ( gone ( on ( the ( same walk ) ) ) ) ( before ( ( the child ) ( was ( capable ( of speech ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN family)) (VP (VBD had) (VP (VBN gone) (PP (IN on) (NP (DT the) (JJ same) (NN walk))) (SBAR (IN before) (S (NP (DT the) (NN child)) (VP (VBD was) (ADJP (JJ capable) (PP (IN of) (NP (NN speech))))))))) (. .)))