| from yellowstone national park | 12 | location |
| for such a long time | 9 | temporal |
| in areas | 6 | location |
| wolf → be → absent | 38 |
| wolf → remain → absent | 3 |
| negative | neutral | positive |
| 0.295 | 0.606 | 0.100 |
| Raw frequency | 41 |
| Normalized frequency | 0.526 |
| Modifier score | 0.500 |
| Perplexity | 260.505 |