German Learner Error Explanation Question-Answering Dataset

#question answering #grammatical error detection #error explanation #German language learning #grammar error correction #learner writing assessment

5000
0.2GB
JSON
CATL
MOBIUSI INC

Updated:2026-10-19

AI Analysis & Value Prop

This dataset organizes common German learner errors and related explanations from web-based learning materials into structured question-answer records. It covers error sentences, corrected sentences, causes, correction explanations, and applicable grammar rules, with a focus on case, articles, word order, prepositions, and word-form confusion. Use it to train models to diagnose errors and provide rule-based explanations, or to evaluate German learning assistants and question-answering systems.

Dataset Insights

Sample Examples

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Technical Specifications

Field	Type	Description
file_name	string	File name
answer	string	A complete response explaining the cause of the error, the correction, and the conditions under which the relevant rule applies.
question	string	A knowledge-based question about why the error occurs, how to correct it, or which rule applies.
error_cause	string	The linguistic reason for the learner's error, such as misidentifying case government, mismatching article gender, number, or case, or transferring word-order rules.
source_text	string	Raw text or HTML extracted from a web page that contains German error examples and related explanations.
grammar_rule	string	A summary of the German grammar, collocation, or inflection rule that supports the diagnosis and correction.
error_category	string	The primary error type, such as case changes, articles, word order, prepositions, word-form confusion, or other.
error_sentence	string	A German sentence identified in the source material as containing a typical grammar or word-form error.
corrected_sentence	string	A grammatically correct revision of the incorrect sentence.
correction_explanation	string	An itemized explanation of how to revise the incorrect sentence and the grammatical role of each corrected form.

Compliance Statement

Authorization Type	Proprietary - Commercial AI Training License (No Redistribution)
Commercial Use	Requires exclusive subscription or authorization contract (monthly or per-invocation charging)
Privacy and Anonymization	No PII, no real company names, simulated scenarios follow industry standards
Compliance System	Compliant with China's Data Security Law / EU GDPR / supports enterprise data access logs

Frequently Asked Questions

What does the dataset contain?: Records are organized around common German learner errors. They include source text, an error sentence, a corrected sentence, a question and an answer, plus structured fields for error category, cause, correction explanation, and the applicable grammar rule.

Which types of German errors are covered?: The main categories include case changes, articles, word order, prepositions, and word-form confusion, as well as other typical grammar or usage issues. Each QA record is designed to explain the cause, suggest a correction, and identify the relevant rule.

What is the dataset size and how is quality documented?: The available information does not specify the number of examples or a standardized quality evaluation. The fields support review of the source text, error, correction, and rule explanation. Before training or evaluation, sample records should be checked for German usage, correction accuracy, and source suitability.

How can I obtain the dataset, and what are the licensing terms?: Refer to the product page or delivery agreement for acquisition details and applicable licensing terms. Confirm the permitted scope before commercial training, redistribution, or public release, and review any copyright or usage restrictions that apply to the source web content.

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Cite this Work

@dataset{Mobiusi2026,
  title={German Learner Error Explanation Question-Answering Dataset},
  author={MOBIUSI INC},
  year={2026},
  url={https://www.mobiusi.com/datasets/c89cf3a603327f86d5cd9836b7ac0973?dataset_scene_id=21},
  urldate={2026-10-15},
  keywords={German learning dataset,German grammar errors,German correction QA,German learner errors,German grammar instruction,German error diagnosis,German QA dataset,German model training},
  version={1.0}
}

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