| truly | 9 | degree |
| due to long range | 7 | cause |
| almost | 4 | degree |
| photon → be → massless | 99 |
| photon → remain → massless | 7 |
| photon → be → massless particles | 6 |
| photon → be not → massless | 3 |
| negative | neutral | positive |
| 0.187 | 0.691 | 0.122 |
| Raw frequency | 115 |
| Normalized frequency | 0.804 |
| Modifier score | 0.500 |
| Perplexity | 124.712 |