| Typicality: | 0.416 |
| Saliency: | 0.389 |
| by unesco | 5 | location |
| to address the former concern | 3 | purpose |
| convention → be adopted in → 1971 | 23 |
| convention → be signed in → 1971 | 8 |
| convention → be established in → 1971 | 6 |
| negative | neutral | positive |
| 0.040 | 0.908 | 0.052 |
| Raw frequency | 37 |
| Normalized frequency | 0.389 |
| Modifier score | 0.500 |
| Perplexity | 88.694 |