(IP 
  (NP-SBJ 
    (DP 
      (DT 这)
                    
      (CLP 
        (M 种)))
                    
    (CP 
      (WHNP-1 
        (-NONE- *OP*))
                    
      (CP 
        (IP 
          (NP-SBJ 
            (-NONE- *T*-1))
                    
          (VP 
            (QP-TMP 
              (ADVP 
                (AD 近))
                    
              (QP 
                (CD 两)
                    
                (CLP 
                  (M 年))))
                    
            (ADVP 
              (AD 才))
                    
            (PP-LOC 
              (P 在)
                    
              (NP 
                (NN 国内)))
                    
            (VP 
              (VRD 
                (VV 蔓延)
                    
                (VV 开来)))))
                    
        (DEC 的)))
                    
    (NP 
      (NN 经济)
                    
      (NN 黑死病)))
                    
  (PU ，)
                    
  (VP 
    (ADVP 
      (AD 正))
                    
    (ADVP 
      (AD 迅速))
                    
    (VP 
      (VV 吞噬)
                    
      (NP-OBJ 
        (CP 
          (WHNP-2 
            (-NONE- *OP*))
                    
          (CP 
            (IP 
              (NP-TPC 
                (-NONE- *T*-2))
                    
              (NP-SBJ 
                (NN 数))
                    
              (VP 
                (PP-MNR 
                  (P 以)
                    
                  (QP 
                    (CD 万)))
                    
                (VP 
                  (VV 计))))
                    
            (DEC 的)))
                    
        (NP 
          (NN 中年族))))))
arg0: 
                    这 种 *OP* *T*-1 近 两 年 才 在 国内 蔓延 开来 的 经济 黑死病 
                
arg1: 
                    *OP* *T*-2 数 以 万 计 的 中年族 
                
argm: 
                    迅速 
                
argm: 
                    正