(IP 
  (NP-SBJ 
    (NP-PN 
      (NR 洛克希德)
                    
      (NN 公司))
                    
    (CC 和)
                    
    (NP-PN 
      (NR 马丁)
                    
      (NN 公司)))
                    
  (VP 
    (VC 是)
                    
    (NP-PRD 
      (DNP 
        (LCP 
          (NP 
            (CP 
              (WHNP-1 
                (-NONE- *OP*))
                    
              (CP 
                (IP 
                  (LCP-TMP 
                    (NP 
                      (QP 
                        (ADVP 
                          (AD 近))
                    
                        (QP 
                          (CD 几)
                    
                          (CLP 
                            (M 个))))
                    
                      (NP 
                        (NN 月)))
                    
                    (LC 来))
                    
                  (NP-TPC 
                    (NP-PN 
                      (NR 美国))
                    
                    (NP 
                      (NN 公司)))
                    
                  (NP-SBJ 
                    (-NONE- *T*-1))
                    
                  (VP 
                    (VA 愈演愈烈)))
                    
                (DEC 的)))
                    
            (NP 
              (NN 兼并)
                    
              (PU 、)
                    
              (NN 合并))
                    
            (NP 
              (NN 风潮)))
                    
          (LC 中))
                    
        (DEG 的))
                    
      (QP 
        (ADVP 
          (AD 又))
                    
        (QP 
          (CD 一)
                    
          (CLP 
            (M 个))))
                    
      (NP 
        (NN 参与者)))))
arg0: 
                    *T*-1 
                
arg0: 
                    美国 公司 
                
argm: 
                    近 几 个 月 来