(IP 
  (ADVP 
    (AD 而且))
                    
  (PU ，)
                    
  (NP-SBJ 
    (CP 
      (WHNP-1 
        (-NONE- *OP*))
                    
      (CP 
        (IP 
          (NP-SBJ 
            (-NONE- *T*-1))
                    
          (VP 
            (ADVP 
              (AD 昔日))
                    
            (PP-MNR 
              (P 以)
                    
              (IP 
                (NP-SBJ 
                  (-NONE- *PRO*))
                    
                (VP 
                  (VV 种)
                    
                  (NP-OBJ 
                    (NN 粗粮)))))
                    
            (VP 
              (VV 为主))))
                    
        (DEC 的)))
                    
    (LCP 
      (NP 
        (NN 山))
                    
      (LC 间))
                    
    (NP 
      (NN 梯田)))
                    
  (PU ，)
                    
  (VP 
    (ADVP 
      (AD 也))
                    
    (ADVP 
      (AD 早))
                    
    (ADVP 
      (AD 已))
                    
    (VP 
      (VV 改种)
                    
      (NP-OBJ 
        (CP 
          (WHNP-2 
            (-NONE- *OP*))
                    
          (CP 
            (IP 
              (LCP-SBJ 
                (NP 
                  (NN 市场))
                    
                (LC 上))
                    
              (VP 
                (VV 看好)
                    
                (NP-OBJ 
                  (-NONE- *T*-2))))
                    
            (DEC 的)))
                    
        (NP 
          (NN 经济)
                    
          (NN 作物)
                    
          (CC 和)
                    
          (NN 药材))))))
arg2: 
                    *OP* *T*-1 昔日 以 *PRO* 种 粗粮 为主 的 山 间 梯田 
                
arg1: 
                    *OP* 市场 上 看好 *T*-2 的 经济 作物 和 药材 
                
argm: 
                    也 
                
argm: 
                    早 
                
argm: 
                    已