| from rock formations | 5 | location |
| from a person | 4 | other |
| from coal-burning powerplant emissions | 3 | cause |
| arsenic → be → released | 19 |
| negative | neutral | positive |
| 0.382 | 0.587 | 0.030 |
| Raw frequency | 19 |
| Normalized frequency | 0.486 |
| Modifier score | 0.500 |
| Perplexity | 42.364 |