| Typicality: | 0.340 |
| Saliency: | 0.188 |
| carbon monoxide → be produced by → water heaters | 5 |
| carbon monoxide → be found in → water heaters | 3 |
| negative | neutral | positive |
| 0.578 | 0.399 | 0.024 |
| Raw frequency | 8 |
| Normalized frequency | 0.188 |
| Modifier score | 0.800 |
| Perplexity | 18.628 |