| completely | 20 | degree |
| fully | 10 | degree |
| in order to replace the drain valve | 7 | purpose |
| tank → be → drained | 198 |
| tank → be drained of → water | 3 |
| negative | neutral | positive |
| 0.260 | 0.646 | 0.094 |
| Raw frequency | 201 |
| Normalized frequency | 0.676 |
| Modifier score | 0.883 |
| Perplexity | 486.346 |