| # trigram_prefixes | |
| See https://confirmlabs.org/posts/catalog.html for details. | |
| - `id0`: the first token in the trigram | |
| - `id1`: the second token in the trigram | |
| - `id2`: the most common token following `(id0, id1)` in The Pile | |
| - `sum_count`: the number of times that `(id0, id1)` appears in The Pile. | |
| - `max_count`: the number of times that `id2` appears after `(id0, id1)` in The Pile. | |
| - `frac_max`: `max_count / sum_count` | |