| Typicality: | 0.445 |
| Saliency: | 0.343 |
| in 1889 | 5 | temporal |
| with local māori acting as guides | 4 | other |
| in 1970’s | 4 | temporal |
| cave → be opened to → tourist | 7 |
| cave → be opened for → tourism | 5 |
| cave → be opened as → a tourist attraction | 4 |
| cave → be opened for → tourist | 3 |
| negative | neutral | positive |
| 0.139 | 0.623 | 0.238 |
| Raw frequency | 19 |
| Normalized frequency | 0.343 |
| Modifier score | 0.650 |
| Perplexity | 105.559 |