| Typicality: | 0.324 |
| Saliency: | 0.378 |
| due to their longevity | 32 | cause |
| boiler → be among → the most popular heating systems | 13 |
| boiler → be → the most popular equipment | 6 |
| negative | neutral | positive |
| 0.002 | 0.090 | 0.908 |
| Raw frequency | 19 |
| Normalized frequency | 0.378 |
| Modifier score | 0.500 |
| Perplexity | 53.932 |