| Typicality: | 0.444 |
| Saliency: | 0.663 |
| throughout the construction process | 11 | temporal |
| to determine date | 3 | purpose |
| usually | 2 | degree |
| excavation → be → required | 28 |
| excavation → be → necessary | 26 |
| excavation → be required for → structure | 3 |
| negative | neutral | positive |
| 0.145 | 0.746 | 0.109 |
| Raw frequency | 57 |
| Normalized frequency | 0.663 |
| Modifier score | 0.225 |
| Perplexity | 26.179 |