| very | 6 | degree |
| in order to facilitate frequent returns | 6 | purpose |
| because of the unique shaped fortifications | 3 | cause |
| design → be → unique | 19 |
| design → be → unusual | 9 |
| negative | neutral | positive |
| 0.058 | 0.468 | 0.474 |
| Raw frequency | 28 |
| Normalized frequency | 1.000 |
| Modifier score | 0.500 |
| Perplexity | 97.537 |