( (IP-MAT (NP-SBJ *speaker+pro*)
          (PP-ADV (NP (IP-EMB (PP (NP (N (WORD 膵臓)))
                                  (P-ROLE (WORD に)))
                              (PP-SBJ (NP (N (WORD 問題)))
                                      (P-ROLE (WORD が)))
                              (VB (WORD ある)))
                      (N (WORD 場合)))
                  (P-OPTR (WORD は)))
          (PP-OB1 (NP (PP (NP (N (WORD 膵臓)))
                          (P-ROLE (WORD の)))
                      (N (WORD 細胞)))
                  (P-ROLE (WORD を)))
          (VB (WORD 取り出す))
          (FN (WORD わけ))
          (AX (WORD です)))
  (ID 184_ted_talk_9;AnthonyAtala_2009P;JP))