Results for the combination approaches. Accuracy shows the overall results. Core and Adj contain F1 results restricted to the core numbered roles and adjuncts, respectively. SRC is SwiRL's standalone SRC model; +SPx stands for the SRC model extended with a feature given by the corresponding SP model. Values in boldface font are the highest in the corresponding column. Accuracy values marked with † are significantly lower than the highest accuracy score in the same column.