| for 10 hours | 7 | temporal |
| in another embodiment | 6 | other |
| for about 4.5 hours at 95c | 4 | temporal |
| solution → be → heated | 121 |
| solution → be heated to → temperature | 16 |
| solution → be heated to → 75℃ | 3 |
| negative | neutral | positive |
| 0.098 | 0.808 | 0.093 |
| Raw frequency | 140 |
| Normalized frequency | 0.571 |
| Modifier score | 1.000 |
| Perplexity | 467.978 |