Dataset · Hugging Face

daichira/structured-hard-sft-4k

Name: structured-hard-sft-4k
Creator: daichira
License: cc-by-4.0
Keywords: task_categories:text-generation, language:en, license:cc-by-4.0, size_categories:1K<n<10K, format:json, modality:text, library:datasets, library:pandas, library:polars, library:mlcroissant, region:us, structured-data, sft, synthetic, json

Hard Synthetic Dataset for Structured Data Tasks (v1) This dataset contains 4,000 high-difficulty synthetic samples designed to improve LLM performance on complex structured data conversion, extraction, and formatting tasks. The data is fully synthetic, generated using deterministic serialization to ensure syntax validity while maintaining high structural complexity (deep nesting and varied types). Dataset Summary The dataset addresses four "hard" areas typically… See the full description on the dataset page: https://huggingface.co/datasets/daichira/structured-hard-sft-4k.

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Author / organization	daichira
License (as declared)	cc-by-4.0
Downloads	562 (as reported by Hugging Face)
Likes	2
Created	7 January 2026
Last updated at source	24 January 2026

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