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Information according to § 5 DDG (German law)

Matthias Krieft

Küstenstraße 20

26434 Wangerland, Germany

Contact

Email: freelancer@krieft.de

Responsible for content

Matthias Krieft, Küstenstraße 20, 26434 Wangerland, Germany

Sources & licenses

The word lists of the game Raten are based on freely licensed sources.

Word frequencies from the Leipzig Corpora Collection (Wortschatz Leipzig, https://wortschatz.uni-leipzig.de/, corpora deu_news_2023_1M and eng_news_2023_1M), licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). The answer lists are modified selections derived from these frequency tables.

German word list based on github.com/enz/german-wordlist (CC0 1.0); English dictionary based on the ENABLE word list (public domain).

The English course uses vocabulary from the CEFR-J Wordlist: The CEFR-J Wordlist Version 1.6. Compiled by Yukio Tono, Tokyo University of Foreign Studies. Retrieved from http://www.cefr-j.org/download.html. Example sentences partly based on Tatoeba (CC0). Word selection ordered with FrequencyWords (github.com/hermitdave/FrequencyWords, MIT, based on OpenSubtitles).

Piano sounds in the music learning game: Salamander Grand Piano v3 by Alexander Holm (https://archive.org/details/SalamanderGrandPianoV3, sfz edition github.com/sfzinstruments/SalamanderGrandPiano), licensed CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/). Trimmed and compressed.