| well | 3 | degree |
| adequately | 3 | degree |
| fireplace → be → vented | 10 |
| fireplace → have → venting | 3 |
| fireplace → be → vent | 3 |
| fireplace → have → vent | 3 |
| fireplace → require → venting | 3 |
| fireplace → be → ventilated | 3 |
| negative | neutral | positive |
| 0.158 | 0.692 | 0.150 |
| Raw frequency | 25 |
| Normalized frequency | 0.490 |
| Modifier score | 0.500 |
| Perplexity | 118.092 |