| properly | 10 | degree |
| for enough | 5 | temporal |
| tank → be → vented | 33 |
| tank → be vented to → atmosphere | 8 |
| tank → be vented to → the outside | 5 |
| negative | neutral | positive |
| 0.232 | 0.699 | 0.069 |
| Raw frequency | 46 |
| Normalized frequency | 0.439 |
| Modifier score | 0.967 |
| Perplexity | 135.988 |