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---
license: odc-by
language:
- ar
- cy
- en
- es
- fr
- de
- id
- it
- ru
- sw
---
# TransWebEdu
**TransWebEdu** is a machine-translated, multi-way parallel, multilingual dataset at pretrain scale, supporting ten languages: Arabic, Welsh, German, English, Spanish, French, Indonesian, Italian, Russian, and Swahili.
It is used to pretrain the [**TransWebLLM**](https://huggingface.co/britllm/TransWebLLM) model from scratch, with a focus on multilingual web-based education content.
For more information, see the paper:
[Multilingual Language Model Pretraining using Machine-translated Data](https://arxiv.org/abs/2502.13252)
## Languages Supported
- Arabic (`ar`)
- Welsh (`cy`)
- English (`en`)
- Spanish (`es`)
- French (`fr`)
- German (`de`)
- Indonesian (`id`)
- Italian (`it`)
- Russian (`ru`)
- Swahili (`sw`)
## Dataset Notes
- The dataset files are chunked due to large file sizes.
- Each language's data files use a specific prefix to indicate language and script.
### Data File Prefix Mapping
| Language | Identifier |
|--------------|-------------|
| Arabic | `arb_Arab` |
| English | `eng_Latn` |
| French | `fra_Latn` |
| German | `deu_Latn` |
| Indonesian | `ind_Latn` |
| Italian | `ita_Latn` |
| Russian | `rus_Cyrl` |
| Spanish | `spa_Latn` |
| Swahili | `swh_Latn` |
| Welsh | `cym_Latn` |
## Contact
For questions or feedback, please contact:
[[email protected]](mailto:[email protected])