| to publish cost and benefit studies | 9 | purpose |
| to look at phoenix's paths | 4 | purpose |
| amendment → require → the faa | 9 |
| amendment → require → the federal aviation administration | 4 |
| negative | neutral | positive |
| 0.073 | 0.852 | 0.076 |
| Raw frequency | 13 |
| Normalized frequency | 0.216 |
| Modifier score | 0.500 |
| Perplexity | 340.590 |