( (CP-QUE-MAT (IP-INF (ADVP-CNT (WADV Why;{why})) (VB pick;{pick}) (PP-CLR (P-ROLE on;{on}) (NP (D a;{a}) (ADJP (ADJ single;{single})) (N mother;{mother}) (PP (P-ROLE with;{with}) (NP (D a;{a}) (ADJP (ADJ young;{young})) (N son;{son})))))) (PUNC ?)) (ID 143_a_loosechange))