| often | 3 | temporal |
| in the countryside | 2 | location |
| brown rat → live in → sewer | 24 |
| brown rat → be found living in → sewer systems | 9 |
| negative | neutral | positive |
| 0.315 | 0.662 | 0.023 |
| Raw frequency | 33 |
| Normalized frequency | 0.988 |
| Modifier score | 0.600 |
| Perplexity | 144.474 |