( (IP-MAT (PP-SBJ (NP (PRO 私))
                  (P-OPTR も))
          (IP-ADV-CONJ (ADVP (ADV 思わず))
                       (PP-OB1 (NP (N 首))
                               (P-ROLE を))
                       (VB 動かし)
                       (P-CONN て))
          (PP-OB1 (NP (N 挨拶))
                  (P-ROLE を))
          (VB 返し)
          (AXD た)
          (PU 。))
  (ID 51_aozora_Edogawa-1929;JP))