who do n't know how to tell a story for more than four minutes 
(ROOT (SBAR (WHNP (WP who)) (S (VP (VBP do) (RB n't) (VP (VB know) (SBAR (WHADVP (WRB how)) (S (VP (TO to) (VP (VB tell) (NP (DT a) (NN story)) (PP (IN for) (NP (QP (JJR more) (IN than) (CD four)) (NNS minutes))))))))))))
(ROOT (SBAR (WHNP (WP )) (S (VP (VBP ) (RB ) (VP (VB ) (SBAR (WHADVP (WRB )) (S (VP (TO ) (VP (VB ) (NP (DT ) (NN )) (PP (IN ) (NP (QP (JJR ) (IN ) (CD )) (NNS ))))))))))))