| Typicality: | 0.517 |
| Saliency: | 0.247 |
| by an experienced boiler engineer | 3 | other |
| boiler → serviced on → regular basis | 6 |
| boiler → be serviced on → regular basis | 4 |
| negative | neutral | positive |
| 0.077 | 0.528 | 0.395 |
| Raw frequency | 10 |
| Normalized frequency | 0.247 |
| Modifier score | 1.000 |
| Perplexity | 118.621 |