Isaac Komnenos
... that the high Byzantine title of sebastokrator was invented for Isaac Komnenos, who was described by his niece as an "emperor without the purple"?
... that the high Byzantine title of <i id="mwAmA"><a href="./Sebastokrator" id="mwAmE" rel="mw:WikiLink" title="Sebastokrator">sebastokrator</a></i> was invented for <b id="mwAmI"><a href="./Isaac_Komnenos_(brother_of_Alexios_I)" id="mwAmM" rel="mw:WikiLink" title="Isaac Komnenos (brother of Alexios I)">Isaac Komnenos</a></b>, who was described by <a href="./Anna_Komnene" id="mwAmQ" rel="mw:WikiLink" title="Anna Komnene">his niece</a> as an "emperor without the <a class="mw-redirect" href="./Imperial_purple" id="mwAmU" rel="mw:WikiLink" title="Imperial purple">purple</a>"?