(IP 
  (NP-SBJ 
    (CP 
      (WHNP-1 
        (-NONE- *OP*))
                    
      (CP 
        (IP 
          (LCP-TMP 
            (QP 
              (CD 十)
                    
              (CLP 
                (M 年)))
                    
            (LC 来))
                    
          (PU ，)
                    
          (NP-SBJ 
            (QP 
              (CD 八五))
                    
            (NP 
              (NN 工程)))
                    
          (VP 
            (VV 历经)
                    
            (NP-OBJ 
              (-NONE- *T*-1))))
                    
        (DEC 的)))
                    
    (NP 
      (NN 困难)))
                    
  (VP 
    (VV 包括)
                    
    (UCP-OBJ 
      (IP 
        (NP-SBJ 
          (CP 
            (WHNP-2 
              (-NONE- *OP*))
                    
            (CP 
              (IP 
                (NP-TPC 
                  (-NONE- *T*-2))
                    
                (NP-SBJ 
                  (NN 原因))
                    
                (VP 
                  (VA 复杂)))
                    
              (DEC 的)))
                    
          (NP 
            (ADJP 
              (JJ 连续))
                    
            (NP 
              (NN 壁))))
                    
        (VP 
          (VV 破损)))
                    
      (PU 、)
                    
      (IP 
        (NP-SBJ 
          (NN 附近)
                    
          (NN 道路))
                    
        (VP 
          (VV 塌陷)))
                    
      (PU ，)
                    
      (IP 
        (NP-SBJ 
          (DNP 
            (NP 
              (NN 一旁))
                    
            (DEG 的))
                    
          (NP 
            (NN 民宅)))
                    
        (VP 
          (ADVP 
            (AD 也))
                    
          (VP 
            (VV 传出)
                    
            (NP-OBJ 
              (NN 龟裂)))))
                    
      (PU ，)
                    
      (CC 以及)
                    
      (NP 
        (QP 
          (CD 几)
                    
          (CLP 
            (M 次)))
                    
        (NP 
          (NN 施工)
                    
          (NN 意外))
                    
        (PRN 
          (ADVP 
            (AD 如))
                    
          (UCP 
            (IP 
              (NP-SBJ 
                (NP 
                  (NN 大楼))
                    
                (ADJP 
                  (JJ 巨型))
                    
                (NP 
                  (NN 吊车)))
                    
              (VP 
                (VV 砸穿)
                    
                (NP-OBJ 
                  (NN 民宅))))
                    
            (PU 、)
                    
            (NP 
              (CP-APP 
                (IP 
                  (NP-SBJ 
                    (NN 电焊)
                    
                    (NN 火花))
                    
                  (VP 
                    (VV 引燃)
                    
                    (NP-OBJ 
                      (NP 
                        (NN 冷却)
                    
                        (NN 水塔))
                    
                      (NP 
                        (NN 塑胶)
                    
                        (NN 滤网)))))
                    
                (DEC 的))
                    
              (NP 
                (NN 火灾)))
                    
            (ETC 等)))))))
arg0: 
                    壁