| Typicality: | 0.346 |
| Saliency: | 0.225 |
| to reduce nox | 6 | purpose |
| chemical reaction → be enabled by → the scr catalyst | 6 |
| chemical reaction → be enabled by → an scr catalyst | 3 |
| negative | neutral | positive |
| 0.095 | 0.867 | 0.038 |
| Raw frequency | 9 |
| Normalized frequency | 0.225 |
| Modifier score | 0.500 |
| Perplexity | 75.180 |