| with nervous systems | 8 | other |
| rat → be → mammal | 22 |
| rat → be → animal | 12 |
| rat → be → creature | 6 |
| rat → be → one of the animals | 3 |
| negative | neutral | positive |
| 0.368 | 0.503 | 0.129 |
| Raw frequency | 43 |
| Normalized frequency | 0.475 |
| Modifier score | 0.500 |
| Perplexity | 140.589 |