| Typicality: | 0.589 |
| Saliency: | 0.793 |
| boiler → be vented into → masonry chimneys | 72 |
| boiler → be vented into → metal double-wall chimneys | 72 |
| negative | neutral | positive |
| 0.041 | 0.901 | 0.058 |
| Raw frequency | 144 |
| Normalized frequency | 0.793 |
| Modifier score | 0.500 |
| Perplexity | 52.484 |