The Styx is a system designed to provide an electronic corpus-based exercise book of Czech morphology and syntax with exercises directly selected from the Prague Dependency Treebank, the largest annotated corpus of Czech (see sample data).
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The Styx system is extended with a new program Čapek allowing users to practice morphology and syntax on their own sentences.
We present Styx the electronic exercise book of Czech morphology and syntax. The exercise book consists of more than 11 thousand Czech sentences which allows you to practice Czech morphology and syntax having the correct analyses at hand: