<a href="https://en.wikipedia.org/wiki/Rollo" id="mwIg" rel="mw:WikiLink" title="Rollo">Rollo</a> <a href="https://en.wikipedia.org/wiki/Siege_of_Chartres_(911)" id="mwIw" rel="mw:WikiLink" title="Siege of Chartres (911)">lays siege to Chartres</a>.