| from the professionals | 4 | other |
| from repair technicians | 2 | other |
| boiler → need → attention | 29 |
| boiler → require → attention | 25 |
| boiler → receive → attention | 3 |
| negative | neutral | positive |
| 0.227 | 0.500 | 0.273 |
| Raw frequency | 57 |
| Normalized frequency | 0.603 |
| Modifier score | 0.500 |
| Perplexity | 471.502 |