| Typicality: | 0.459 |
| Saliency: | 0.316 |
| to contaminate water | 4 | purpose |
| in america | 3 | location |
| to create devastating disruptions | 2 | purpose |
| terrorist → use → biological | 9 |
| terrorist → use → biological weapons | 5 |
| terrorist → use → biological agents | 3 |
| negative | neutral | positive |
| 0.746 | 0.245 | 0.009 |
| Raw frequency | 17 |
| Normalized frequency | 0.316 |
| Modifier score | 1.000 |
| Perplexity | 322.691 |