| Typicality: | 0.353 |
| Saliency: | 0.242 |
| by some british officers | 5 | other |
| cave → be discovered in → 19th century | 8 |
| cave → be discovered in → 18th century | 3 |
| negative | neutral | positive |
| 0.038 | 0.826 | 0.136 |
| Raw frequency | 11 |
| Normalized frequency | 0.242 |
| Modifier score | 0.500 |
| Perplexity | 19.581 |