| possibly | 2 | degree |
| to throw off pieces of rock | 2 | purpose |
| comet → hit → mars | 17 |
| comet → impact → mars | 5 |
| comet → collide with → mars | 4 |
| negative | neutral | positive |
| 0.187 | 0.686 | 0.128 |
| Raw frequency | 26 |
| Normalized frequency | 0.393 |
| Modifier score | 0.800 |
| Perplexity | 460.490 |