| to perform photosynthesis | 5 | purpose |
| always | 4 | temporal |
| to drive the reaction | 4 | purpose |
| tree → need → sunlight | 18 |
| tree → require → sunlight | 10 |
| tree → use → sunlight | 7 |
| tree → allow → sunlight | 5 |
| tree → access → sunlight | 4 |
| tree → permit → sunlight | 3 |
| negative | neutral | positive |
| 0.133 | 0.682 | 0.185 |
| Raw frequency | 47 |
| Normalized frequency | 0.370 |
| Modifier score | 1.000 |
| Perplexity | 335.723 |