Władysław the White
...that Polish duke Władysław the White gained a nickname of King Lancelot due to his adventurous life?
...that Polish duke <b id="mwFdE"><a href="./Władysław_the_White" id="mwFdI" rel="mw:WikiLink" title="Władysław the White">Władysław the White</a></b> gained a nickname of <i id="mwFdM">King Lancelot</i> due to his adventurous life?