| Typicality: | 0.341 |
| Saliency: | 0.213 |
| throughout its history | 5 | temporal |
| in 1936 | 3 | temporal |
| for sections of the district line | 2 | location |
| diagram → show → signalling arrangements | 4 |
| diagram → show → the signalling | 3 |
| negative | neutral | positive |
| 0.048 | 0.916 | 0.035 |
| Raw frequency | 7 |
| Normalized frequency | 0.213 |
| Modifier score | 0.500 |
| Perplexity | 95.038 |