| Typicality: | 0.518 |
| Saliency: | 0.490 |
| immediately | 12 | manner |
| after the shooting | 7 | temporal |
| after a threat | 7 | temporal |
| school → go into → lockdown | 53 |
| school → go on → lockdown | 23 |
| school → go into → lockdown mode | 8 |
| school → go into → lock-down | 4 |
| school → initiate → lockdown | 4 |
| school → gone into → lockdown | 3 |
| school → have → lockdown | 3 |
| negative | neutral | positive |
| 0.432 | 0.530 | 0.038 |
| Raw frequency | 98 |
| Normalized frequency | 0.490 |
| Modifier score | 0.683 |
| Perplexity | 56.657 |