| Typicality: | 0.586 |
| Saliency: | 0.408 |
| before the astronauts | 4 | temporal |
| for exploration purposes | 3 | purpose |
| robot → go to → mars | 11 |
| robot → be sent to → mars | 10 |
| robot → be on → mars | 5 |
| negative | neutral | positive |
| 0.146 | 0.622 | 0.232 |
| Raw frequency | 26 |
| Normalized frequency | 0.408 |
| Modifier score | 1.000 |
| Perplexity | 23.738 |