| Typicality: | 0.465 |
| Saliency: | 0.417 |
| often | 16 | temporal |
| among other features | 5 | other |
| with construction on a third planned | 5 | other |
| airport → have → a control tower | 25 |
| airport → have → operational control tower | 13 |
| airport → have → an air traffic control tower | 10 |
| airport → include → control towers | 7 |
| airport → have → control tower | 3 |
| negative | neutral | positive |
| 0.063 | 0.804 | 0.133 |
| Raw frequency | 58 |
| Normalized frequency | 0.417 |
| Modifier score | 0.612 |
| Perplexity | 57.836 |