| especially | 3 | degree |
| to offer a better discount | 2 | purpose |
| incentive → be → difficult | 4 |
| incentive → be → challenging | 4 |
| incentive → be → tricky | 3 |
| incentive → be → tough | 3 |
| negative | neutral | positive |
| 0.198 | 0.494 | 0.308 |
| Raw frequency | 14 |
| Normalized frequency | 0.302 |
| Modifier score | 0.400 |
| Perplexity | 236.026 |