| with little or no surviving information | 3 | other |
| at time of purchase | 3 | temporal |
| virtually | 2 | degree |
| engine → be → unknown | 14 |
| engine → be → mystery | 4 |
| negative | neutral | positive |
| 0.229 | 0.616 | 0.156 |
| Raw frequency | 18 |
| Normalized frequency | 0.290 |
| Modifier score | 0.900 |
| Perplexity | 247.133 |