| in doing its task | 9 | other |
| like a helmet for your house | 7 | transitive-object |
| roofing → be → effective | 9 |
| roofing → be → beneficial | 3 |
| negative | neutral | positive |
| 0.027 | 0.326 | 0.647 |
| Raw frequency | 12 |
| Normalized frequency | 0.400 |
| Modifier score | 0.500 |
| Perplexity | 235.213 |