| Typicality: | 0.772 |
| Saliency: | 0.971 |
| in april | 69 | temporal |
| in 1994 | 45 | temporal |
| with the italian air force | 43 | other |
| aircraft → enter → service | 450 |
| aircraft → enter into → service | 58 |
| aircraft → go into → service | 23 |
| aircraft → entered → service | 22 |
| aircraft → come into → service | 12 |
| aircraft → put into → service | 5 |
| aircraft → enter → the service | 3 |
| negative | neutral | positive |
| 0.075 | 0.799 | 0.126 |
| Raw frequency | 573 |
| Normalized frequency | 0.971 |
| Modifier score | 0.831 |
| Perplexity | 444.304 |