| Typicality: | 0.476 |
| Saliency: | 0.530 |
| over the past year | 7 | temporal |
| much | 3 | degree |
| due to fracking | 3 | cause |
| natural gas → become → cheap | 11 |
| natural gas → become → cheaper | 11 |
| natural gas → be become → cheaper | 3 |
| natural gas → become → inexpensive | 3 |
| negative | neutral | positive |
| 0.173 | 0.538 | 0.289 |
| Raw frequency | 28 |
| Normalized frequency | 0.530 |
| Modifier score | 0.500 |
| Perplexity | 42.943 |