( (CP-QUE (PUL 「)
          (IP-SUB (NP-PRD (WPRO だれ))
                  (AX だ)
                  (PU 、)
                  (PP-SBJ (NP (IP-REL (NP-SBJ *T*)
                                      (PP-SCON (IP-ADV (NP-SBJ *exp*)
                                                       (IP-SMC-OB1 (NP-PRD (N 時間))
                                                                   (AX に))
                                                       (VB なら)
                                                       (NEG ない))
                                               (P-CONN に))
                                      (PP (NP (N 教室))
                                          (P-ROLE へ))
                                      (VB はいっ)
                                      (VB2 てる))
                              (N の))
                          (P-OPTR は)))
          (PU 。)
          (PUR 」))
  (ID 36_aozora_Miyazawa-1934;JP))