Lech, Czech, and Rus
Lech, Czech and Rus (Czech pronunciation: [lɛx tʃɛx rus], Polish pronunciation: [lɛx t͡ʂɛx rus]) refers to a founding legend of three Slavic brothers who founded three Slavic peoples: the Poles, the Czechs, and the Rus'. The three legendary brothers appear together in the Wielkopolska Chronicle, compiled in the early 14th century.