| very | 12 | degree |
| for them | 6 | transitive-object |
| for accessing the river mouth | 5 | purpose |
| boat → be → useful | 35 |
| boat → prove → useful | 3 |
| negative | neutral | positive |
| 0.053 | 0.305 | 0.642 |
| Raw frequency | 38 |
| Normalized frequency | 0.413 |
| Modifier score | 0.900 |
| Perplexity | 429.959 |