| Typicality: | 0.490 |
| Saliency: | 0.562 |
| to become oriented | 8 | purpose |
| for future research | 7 | purpose |
| in more detail | 6 | manner |
| article → discuss → challenge | 161 |
| article → consider → challenge | 18 |
| article → explain → challenge | 14 |
| article → suggest → challenge | 3 |
| negative | neutral | positive |
| 0.074 | 0.681 | 0.245 |
| Raw frequency | 196 |
| Normalized frequency | 0.562 |
| Modifier score | 0.500 |
| Perplexity | 123.582 |