| Typicality: | 0.530 |
| Saliency: | 0.478 |
| in response to higher demand | 8 | cause |
| to first class | 4 | other |
| through an online auction | 4 | manner |
| airline → offer → upgrade | 25 |
| airline → upgrade → service | 12 |
| negative | neutral | positive |
| 0.066 | 0.573 | 0.361 |
| Raw frequency | 37 |
| Normalized frequency | 0.478 |
| Modifier score | 0.733 |
| Perplexity | 112.601 |