| Typicality: | 0.521 |
| Saliency: | 0.369 |
| to see the target area | 7 | purpose |
| to remove the damaged valve | 5 | purpose |
| between the ribs | 3 | location |
| surgeon → open → the chest | 20 |
| surgeon → open → your chest | 7 |
| surgeon → open → his chest | 6 |
| negative | neutral | positive |
| 0.258 | 0.671 | 0.072 |
| Raw frequency | 33 |
| Normalized frequency | 0.369 |
| Modifier score | 0.850 |
| Perplexity | 135.348 |