154_a_ted_talk_11
Don't they?

%3 0154_0001__Do Do 0154_0003__they they 0154_0001__Do->0154_0003__they [arg0] 0154_0002__n't n't 0154_0002__n't->0154_0001__Do [scope]
arc(r_0154_0001__Do,r_0154_0003__they,arg0).
arc(r_0154_0002__n_apos_t,r_0154_0001__Do,keep_scope).

n154_a_ted_talk_11 n154_a_ted_talk_11__1_1_1_1 Do n154_a_ted_talk_11__1_1_2_1 n't n154_a_ted_talk_11__1_1_3_1_1 they n154_a_ted_talk_11__1_2_1 ? n154_a_ted_talk_11__1 CP-QUE-MAT n154_a_ted_talk_11__1_1 IP-SUB n154_a_ted_talk_11__1->n154_a_ted_talk_11__1_1 n154_a_ted_talk_11__1_2 PUNC n154_a_ted_talk_11__1->n154_a_ted_talk_11__1_2 n154_a_ted_talk_11__1_1_1 DOP n154_a_ted_talk_11__1_1->n154_a_ted_talk_11__1_1_1 n154_a_ted_talk_11__1_1_2 NEG;_clitic_ n154_a_ted_talk_11__1_1->n154_a_ted_talk_11__1_1_2 n154_a_ted_talk_11__1_1_3 NP-SBJ n154_a_ted_talk_11__1_1->n154_a_ted_talk_11__1_1_3 n154_a_ted_talk_11__1_1_1->n154_a_ted_talk_11__1_1_1_1 n154_a_ted_talk_11__1_1_2->n154_a_ted_talk_11__1_1_2_1 n154_a_ted_talk_11__1_1_3_1 PRO n154_a_ted_talk_11__1_1_3->n154_a_ted_talk_11__1_1_3_1 n154_a_ted_talk_11__1_1_3_1->n154_a_ted_talk_11__1_1_3_1_1 n154_a_ted_talk_11__1_2->n154_a_ted_talk_11__1_2_1
( (CP-QUE-MAT (IP-SUB (DOP Do;{do})
                      (NEG;_clitic_ n<apos>t;{not})
                      (NP-SBJ;{PROFESSORS} (PRO they;{they})))
              (PUNC ?))
  (ID 154_a_ted_talk_11))