| from the donor | 7 | other |
| from donor’s eggs | 6 | other |
| from natural spawning | 5 | cause |
| embryo → be → obtained | 63 |
| embryo → be → derived | 9 |
| embryo → be → acquired | 4 |
| negative | neutral | positive |
| 0.177 | 0.741 | 0.083 |
| Raw frequency | 76 |
| Normalized frequency | 0.644 |
| Modifier score | 0.733 |
| Perplexity | 77.660 |