| in having this perforate acetabulum | 4 | other |
| among all tetrapods | 3 | other |
| utterly | 2 | degree |
| dinosaur → be → unique | 20 |
| dinosaur → be → special | 5 |
| negative | neutral | positive |
| 0.063 | 0.347 | 0.591 |
| Raw frequency | 25 |
| Normalized frequency | 0.400 |
| Modifier score | 1.000 |
| Perplexity | 71.900 |