| Typicality: | 0.339 |
| Saliency: | 0.210 |
| around the same time | 3 | temporal |
| in 1977 | 2 | temporal |
| experiment → provide → first evidence | 12 |
| experiment → provide → some of the first evidence | 3 |
| negative | neutral | positive |
| 0.028 | 0.807 | 0.164 |
| Raw frequency | 15 |
| Normalized frequency | 0.210 |
| Modifier score | 0.500 |
| Perplexity | 101.079 |