| on one side | 4 | location |
| with a parapet | 4 | other |
| for machinery | 2 | purpose |
| building → have → flat roof | 34 |
| building → have → flat roofs | 23 |
| negative | neutral | positive |
| 0.085 | 0.771 | 0.144 |
| Raw frequency | 57 |
| Normalized frequency | 0.385 |
| Modifier score | 0.900 |
| Perplexity | 49.811 |