| Typicality: | 0.413 |
| Saliency: | 0.383 |
| for a district | 7 | transitive-object |
| for irrigation | 6 | purpose |
| in past decades | 5 | temporal |
| lake → be → a source of water | 7 |
| lake → serve as → a source of water | 6 |
| lake → serve as → a water source | 5 |
| lake → be → the source of water | 4 |
| lake → be → a water source | 3 |
| negative | neutral | positive |
| 0.068 | 0.784 | 0.148 |
| Raw frequency | 25 |
| Normalized frequency | 0.383 |
| Modifier score | 0.500 |
| Perplexity | 39.590 |