| Typicality: | 0.396 |
| Saliency: | 0.547 |
| during the late 1800s | 4 | temporal |
| acid rain → acidify → stream | 10 |
| acid rain → flow into → stream | 3 |
| acid rain → cause → stream | 3 |
| negative | neutral | positive |
| 0.740 | 0.248 | 0.012 |
| Raw frequency | 16 |
| Normalized frequency | 0.547 |
| Modifier score | 0.500 |
| Perplexity | 130.232 |