| Typicality: | 0.347 |
| Saliency: | 0.228 |
| in humans | 2 | other |
| vaccine → treat → aids | 5 |
| vaccine → prevent → hiv/aids | 4 |
| vaccine → be designed to prevent → aids | 4 |
| vaccine → prevent → aids | 3 |
| negative | neutral | positive |
| 0.292 | 0.623 | 0.085 |
| Raw frequency | 16 |
| Normalized frequency | 0.228 |
| Modifier score | 0.500 |
| Perplexity | 423.760 |