| mainly | 4 | degree |
| with concrete foundation | 3 | other |
| tower → be made of → steel | 29 |
| tower → be built of → steel | 8 |
| tower → be made from → steel lattice | 6 |
| tower → be made from → steel | 4 |
| tower → be → made of steel | 3 |
| negative | neutral | positive |
| 0.054 | 0.764 | 0.182 |
| Raw frequency | 50 |
| Normalized frequency | 0.448 |
| Modifier score | 0.933 |
| Perplexity | 45.334 |