| Typicality: | 0.457 |
| Saliency: | 0.539 |
| in case | 12 | temporal |
| for more than a thousand years | 11 | temporal |
| largely | 7 | degree |
| problem → remain → unsolved | 264 |
| problem → remained → unsolved | 15 |
| problem → stay → unsolved | 5 |
| problem → be remained → unsolved | 4 |
| negative | neutral | positive |
| 0.484 | 0.447 | 0.069 |
| Raw frequency | 288 |
| Normalized frequency | 0.539 |
| Modifier score | 0.700 |
| Perplexity | 84.415 |