| Typicality: | 0.434 |
| Saliency: | 0.432 |
| for over thirty years | 3 | temporal |
| artifact → be related to → agriculture | 6 |
| artifact → represent → agricultural history | 4 |
| artifact → represent → agriculture | 4 |
| artifact → be related to → farming | 3 |
| negative | neutral | positive |
| 0.020 | 0.738 | 0.242 |
| Raw frequency | 17 |
| Normalized frequency | 0.432 |
| Modifier score | 0.500 |
| Perplexity | 121.644 |