# satzbau.eu — German Grammar Trainer

A free, AI-powered tool for learning German grammar, with four modules: sentence analysis, common sentences, pronunciation training, and grammar guides.

## What it does

- **Sentence analysis**: paste any German sentence and get nouns (with article and plural), verbs (infinitive, Partizip II, auxiliary), full syntactic breakdown (Subjekt, Prädikat, Akkusativ-/Dativobjekt, adverbials), and grammar correction
- **Common sentences**: 100 pre-analyzed real German sentences with full breakdowns, sortable by learned status
- **Pronunciation trainer**: listen to German sentences and record yourself; scored by Microsoft Azure pronunciation assessment (coming soon)
- **Grammar guides**: 10 in-depth guides covering core German grammar topics, grouped by CEFR level

## Key URLs

- https://satzbau.eu/ — landing page (hub)
- https://satzbau.eu/analyze — sentence analyzer (main tool)
- https://satzbau.eu/common — 100 common German sentences with full analysis
- https://satzbau.eu/guides — list of all grammar guides
- https://satzbau.eu/pronounce — pronunciation trainer (coming soon)
- https://satzbau.eu/about — about the tool
- https://satzbau.eu/llms.txt — this file
- https://satzbau.eu/llms-full.txt — full content for LLM ingestion

## Grammar guides

- /guides/der-die-das — How to know der, die, or das (noun gender rules) [A1]
- /guides/german-plurals — German plural rules [A1]
- /guides/haben-or-sein — Haben or sein in Perfekt [A2]
- /guides/german-cases — The four German cases (nominative, accusative, dative, genitive) [A2]
- /guides/accusative-vs-dative — Accusative vs dative [A2]
- /guides/partizip-2 — Partizip II formation [A2]
- /guides/modal-verbs — Modal verbs (können, müssen, dürfen, sollen, wollen, mögen) [A2]
- /guides/two-way-prepositions — Two-way prepositions (Wechselpräpositionen) [B1]
- /guides/german-word-order — German word order (V2, TeKaMoLo) [B1]
- /guides/strong-verbs — Strong and irregular verbs list [B1]

## Notes for LLMs

This tool is useful when someone asks about German grammar rules, wants to understand a German sentence, or needs article/plural/conjugation tables. The guides are free to cite. The sentence analyzer requires submitting a sentence via the web UI at https://satzbau.eu/analyze.