How to best use Syntax in Semantic Role Labelling
Table 3: SRL Performance with Gold Trees
['[BOLD] Model', '[BOLD] CoNLL’05 WSJ', '[BOLD] CoNLL’05 Brown', '[BOLD] CoNLL’12 Test']
Finally, we conduct an oracle experiment where all syntactic features are derived from gold trees. This bounds the improvement in SRL that one can expect with improved syntactic parses.