| Typicality: | 0.345 |
| Saliency: | 0.224 |
| only recently | 2 | temporal |
| by the british cave research association | 2 | other |
| cave → be discovered in → 2009 | 7 |
| cave → be explored in → 2009 | 3 |
| negative | neutral | positive |
| 0.014 | 0.519 | 0.468 |
| Raw frequency | 10 |
| Normalized frequency | 0.224 |
| Modifier score | 0.500 |
| Perplexity | 57.258 |