| Typicality: | 0.680 |
| Saliency: | 0.983 |
| relatively | 9 | degree |
| very | 9 | degree |
| as coal | 8 | other |
| natural gas → be → clean | 107 |
| natural gas → be → cleaner | 82 |
| negative | neutral | positive |
| 0.094 | 0.302 | 0.604 |
| Raw frequency | 189 |
| Normalized frequency | 0.983 |
| Modifier score | 0.800 |
| Perplexity | 31.338 |