164_a_ted_talk_11
So the hierarchy is rooted on two ideas .

%3 0164_0001__So_0164_0004__is_0164_0005__rooted so_is_rooted 0164_0002__the_0164_0003__hierarchy the_hierarchy 0164_0001__So_0164_0004__is_0164_0005__rooted->0164_0002__the_0164_0003__hierarchy [arg1] 0164_0007__two_0164_0008__ideas two_ideas 0164_0001__So_0164_0004__is_0164_0005__rooted->0164_0007__two_0164_0008__ideas on[clr]
arc(r_0164_0001__So_r_0164_0004__is_r_0164_0005__rooted,r_0164_0002__the_r_0164_0003__hierarchy,arg1).
arc(r_0164_0001__So_r_0164_0004__is_r_0164_0005__rooted,r_0164_0007__two_r_0164_0008__ideas,r_0164_0006__on__clr).


IP-MAT ADVP-CNT ADV So NP-SBJ D the N hierarchy BEP;~cat_Ve_passive_ is IP-PPL-CAT NP-LGS * VVN rooted PP-CLR P-ROLE on NP NUM two NS ideas PUNC .
( (IP-MAT (ADVP-CNT (ADV So;{so}))
          (NP-SBJ (D the;{the})
                  (N hierarchy;{hierarchy}))
          (BEP;~cat_Ve_passive_ is;{be})
          (IP-PPL-CAT (NP-LGS *)
                      (VVN rooted;{root})
                      (PP-CLR (P-ROLE on;{on})
                              (NP (NUM two;{two})
                                  (NS ideas;{idea}))))
          (PUNC .))
  (ID 164_a_ted_talk_11))