| Typicality: | 0.421 |
| Saliency: | 0.401 |
| in the normal mice | 4 | other |
| to prevent polio | 3 | purpose |
| vaccine → protect against → meningitis | 18 |
| vaccine → prevent → meningitis | 18 |
| vaccine → protect against → meningitis b | 10 |
| vaccine → help prevent → meningitis | 5 |
| vaccine → be used to prevent → meningitis | 3 |
| vaccine → protect against → deadly form of meningitis | 3 |
| negative | neutral | positive |
| 0.164 | 0.565 | 0.271 |
| Raw frequency | 57 |
| Normalized frequency | 0.401 |
| Modifier score | 0.500 |
| Perplexity | 31.418 |