| a lot | 6 | degree |
| in recent years | 3 | temporal |
| potentially | 3 | degree |
| robot → be → safer | 30 |
| robot → become → safer | 13 |
| robot → be become → safer | 5 |
| robot → get → safer | 3 |
| negative | neutral | positive |
| 0.081 | 0.305 | 0.614 |
| Raw frequency | 51 |
| Normalized frequency | 0.536 |
| Modifier score | 0.100 |
| Perplexity | 67.361 |