( (IP-MAT (NP-SBJ *speaker*)
          (PP (NP (N jinzoo))
              (P-ROLE ni))
          (PP-OB1 (NP (N hanashi))
                  (P-ROLE o))
          (VB utsushi)
          (AX masu))
  (ID 167_ted_talk_9;AnthonyAtala_2009P;JP))