| due to routine maintenance | 9 | cause |
| basically | 3 | degree |
| very quickly | 2 | manner |
| pool → be → unusable | 26 |
| pool → become → unusable | 4 |
| negative | neutral | positive |
| 0.854 | 0.137 | 0.010 |
| Raw frequency | 30 |
| Normalized frequency | 0.337 |
| Modifier score | 0.500 |
| Perplexity | 112.305 |