| throughout queensland | 13 | location |
| by watching a fascinating documentary | 5 | manner |
| worldwide | 4 | location |
| opal → be → mined | 40 |
| opal → be mined in → many locations | 4 |
| negative | neutral | positive |
| 0.100 | 0.768 | 0.132 |
| Raw frequency | 44 |
| Normalized frequency | 0.777 |
| Modifier score | 0.650 |
| Perplexity | 333.997 |