| in order to avoid corrosion | 11 | purpose |
| electrode → be made of → tantalum | 5 |
| electrode → be → tantalum | 3 |
| electrode → comprise → tantalum | 3 |
| negative | neutral | positive |
| 0.248 | 0.716 | 0.036 |
| Raw frequency | 11 |
| Normalized frequency | 0.255 |
| Modifier score | 0.500 |
| Perplexity | 29.713 |