Predicate 试航



Frameset: f1

   ARG0: thing being tested for navigation

Frame:

 (IP (NP-SBJ (NP-PN (NR 额尔古纳河))
	  (NP (NN 航运)))
  (VP (VRD (VV 试航)
	   (VA 成功)))) 

ARG0: 额尔古纳河 航运
REL:  试航