In the example, the automatic SRL system ignores the long preposition phrase "对 经济复苏 、尤其是 恢复 投资信 心" for the PAS.
the system using PASTRs can only attach the long phrase to the predicate "是" according to the parse tree, and meanwhile, make use of a transformation rule as follows: source-side PAS(是) target-side-like PAS In this way, the translation result is very bad, just as Figure 5(b) shows.