| Typicality: | 0.364 |
| Saliency: | 0.267 |
| since ancient times | 6 | temporal |
| directly | 5 | manner |
| solar energy → be used by → people | 4 |
| solar energy → be used by → human | 4 |
| solar energy → be harnessed by → human | 3 |
| negative | neutral | positive |
| 0.026 | 0.685 | 0.289 |
| Raw frequency | 11 |
| Normalized frequency | 0.267 |
| Modifier score | 0.500 |
| Perplexity | 71.057 |