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chankhavu/yccchen-stage2-sft-v2

yccchen-stage2-sft-v2 The stage-2 (256K long-context) SFT training mix for opd-32b (Olmo-3 32B backbone with a transplanted DeepSeek-V4 tokenizer), in the model's native DeepSeek-R1 chat format. Globally shuffled, no upsampling / no repeats — every row is a distinct solution. 134,698 conversations · ~6.1 B tokens (opd-32b tokenizer). Assistant reasoning in a separate reasoning_content field (<think>…</think>), answer in content. Per-source system prompt; task instruction native… See the full description on the dataset page: https://huggingface.co/datasets/chankhavu/yccchen-stage2-sft-v2.

Author / organizationchankhavu
License (as declared)cc-by-4.0
Downloads262 (as reported by Hugging Face)
Likes0
Created10 July 2026
Last updated at source10 July 2026
mathmathematical-reasoningproofschain-of-thoughtdeepseek
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