| environmentally | 3 | degree |
| in the atmosphere | 3 | location |
| to swimmers | 2 | transitive-object |
| ammonia → be → benign | 3 |
| ammonia → be not → harmful | 3 |
| negative | neutral | positive |
| 0.161 | 0.412 | 0.427 |
| Raw frequency | 6 |
| Normalized frequency | 0.156 |
| Modifier score | 0.500 |
| Perplexity | 67.808 |