| Typicality: | 0.507 |
| Saliency: | 0.356 |
| in a heat engine | 4 | other |
| within the protocols of the gcf | 2 | other |
| as ever | 2 | other |
| problem → be related to → efficiency | 21 |
| problem → be → efficiency | 18 |
| problem → be associated with → efficiency | 10 |
| problem → involve → efficiency | 6 |
| problem → be → the efficiency | 3 |
| problem → relate to → efficiency | 3 |
| negative | neutral | positive |
| 0.366 | 0.444 | 0.190 |
| Raw frequency | 61 |
| Normalized frequency | 0.356 |
| Modifier score | 0.825 |
| Perplexity | 90.856 |