| Typicality: | 0.287 |
| Saliency: | 0.292 |
| with little good stratigraphy | 7 | other |
| excavation → be → difficult | 4 |
| excavation → be carried out in → difficult circumstances | 4 |
| excavation → be → hard | 3 |
| negative | neutral | positive |
| 0.566 | 0.380 | 0.054 |
| Raw frequency | 11 |
| Normalized frequency | 0.292 |
| Modifier score | 0.500 |
| Perplexity | 45.852 |