| for the environment | 15 | transitive-object |
| at ground level | 10 | location |
| very | 5 | degree |
| ozone → be → bad | 70 |
| ozone → be not → good | 6 |
| ozone → be not good to → breathe | 4 |
| negative | neutral | positive |
| 0.606 | 0.335 | 0.059 |
| Raw frequency | 80 |
| Normalized frequency | 0.701 |
| Modifier score | 0.500 |
| Perplexity | 192.042 |