| mainly | 6 | degree |
| silk → be → protein | 13 |
| silk → contain → protein | 6 |
| silk → consist of → two proteins | 4 |
| silk → be made of → protein | 4 |
| silk → be composed of → protein | 3 |
| silk → have → protein | 3 |
| negative | neutral | positive |
| 0.068 | 0.692 | 0.240 |
| Raw frequency | 33 |
| Normalized frequency | 0.575 |
| Modifier score | 0.900 |
| Perplexity | 111.583 |