| as an added safety feature | 7 | cause |
| once again | 5 | temporal |
| to transport a selected cassette | 3 | purpose |
| machine → be → operable | 22 |
| machine → be not → operable | 7 |
| negative | neutral | positive |
| 0.274 | 0.520 | 0.206 |
| Raw frequency | 29 |
| Normalized frequency | 0.373 |
| Modifier score | 0.500 |
| Perplexity | 112.387 |