| by david cairns | 10 | other |
| by game historian ray barnholt | 2 | other |
| on chaliapin | 2 | location |
| booklet → contain → essay | 17 |
| booklet → include → essay | 3 |
| booklet → contain → scholarly essay | 3 |
| negative | neutral | positive |
| 0.047 | 0.698 | 0.255 |
| Raw frequency | 23 |
| Normalized frequency | 0.398 |
| Modifier score | 0.500 |
| Perplexity | 325.949 |