Table 4.
Performance using different parsers on the development set.
| Parser Type | Event pattern | Recall | Precision | F-score |
|---|---|---|---|---|
| Charniak | 2,923 | 47.01% | 66.01% | 54.91% |
| Stanford | 3,305 | 43.66% | 67.67% | 53.08% |
| Ensemble | 4,617 | 47.45% | 65.65% | 55.09% |
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