TREC 2025 Tip-of-the-Tongue

**Dataset Information:**

This is the new corpus for the upcoming 2025 TREC tip-of-the-tongue shared task.
The corpus is updated and already contains train and dev queries + qrels.

The 2025 test queries are still in preparation, but when we get the corpus into ir-datasets adding the test queries later would likely be easy.

**Links to Resources:**

- Task description and details: https://trec-tot.github.io/
- Data: https://zenodo.org/records/15356599

**Dataset ID(s) & supported entities:**

- trec-tot/2025/train
- trec-tot/2025/dev1
- trec-tot/2025/dev2
- trec-tot/2025/dev3

**Checklist**

Mark each task once completed. All should be checked prior to merging a new dataset.

- [x] Dataset definition (in `ir_datasets/datasets/[topid].py`)
- [x] Tests (in `tests/integration/[topid].py`)
- [ ] Metadata generated (using `ir_datasets generate_metadata` command, should appear in `ir_datasets/etc/metadata.json`)
- [x] Documentation (in `ir_datasets/etc/[topid].yaml`)
- [ ] Documentation generated in https://github.com/seanmacavaney/ir-datasets.com/
- [x] Downloadable content (in `ir_datasets/etc/downloads.json`)

**Additional comments/concerns/ideas/etc.**