| mainly | 7 | degree |
| in hungary | 3 | location |
| for powering industrial engines | 3 | purpose |
| gas → be used for → heating | 69 |
| gas → be used for → heating purposes | 7 |
| gas → be used in → heating | 5 |
| gas → be consumed for → heating | 3 |
| gas → be used as → heating fuel | 3 |
| negative | neutral | positive |
| 0.157 | 0.735 | 0.109 |
| Raw frequency | 87 |
| Normalized frequency | 0.604 |
| Modifier score | 0.863 |
| Perplexity | 57.769 |