| by fractional distillation | 5 | other |
| crude oil → be → separated | 9 |
| crude oil → be separated into → fraction | 8 |
| crude oil → be separated into → its various parts | 3 |
| negative | neutral | positive |
| 0.110 | 0.836 | 0.054 |
| Raw frequency | 20 |
| Normalized frequency | 0.403 |
| Modifier score | 0.500 |
| Perplexity | 192.371 |