| by a connection | 4 | other |
| mechanically | 3 | manner |
| to the pair of second rails | 2 | other |
| rail → be → connected | 20 |
| rail → be connected to → each other | 6 |
| negative | neutral | positive |
| 0.110 | 0.808 | 0.082 |
| Raw frequency | 26 |
| Normalized frequency | 0.578 |
| Modifier score | 1.000 |
| Perplexity | 312.558 |