The Comparison result is shown in Table 3. For SRL is a higher level natural language understanding task than syntactic parsing, it is more difficult to achieve satisfactory effectiveness. And current SRL technique is not robust enough to apply in realistic application. So, The Local SRL method just has the lowest F-Measure of 57.6%, although the SRL result directly reflects eventarguments of verbs. Compared with Whole Parser method, the locally dependency parsing extensively improves both the accuracy and recall of event arguments extraction task, and its F-Measure achieved 92.1%.