| from around the globe | 6 | location |
| a lot more | 2 | degree |
| in china | 2 | location |
| topic → be related to → history | 143 |
| topic → be related to → the history | 6 |
| topic → be related to → historical periods | 4 |
| topic → be related to → historical aspects | 3 |
| negative | neutral | positive |
| 0.020 | 0.660 | 0.320 |
| Raw frequency | 156 |
| Normalized frequency | 0.540 |
| Modifier score | 0.857 |
| Perplexity | 169.013 |