| on killing the algae | 4 | transitive-object |
| for treating water | 4 | purpose |
| in controlled situations | 4 | temporal |
| chlorine → be → great | 7 |
| chlorine → be → beneficial | 6 |
| chlorine → be → useful | 6 |
| chlorine → can → work | 5 |
| chlorine → be → good | 4 |
| negative | neutral | positive |
| 0.277 | 0.350 | 0.374 |
| Raw frequency | 28 |
| Normalized frequency | 0.540 |
| Modifier score | 0.800 |
| Perplexity | 62.683 |