Nikephoros Melissenos
... that the Byzantine general Nikephoros Melissenos proclaimed himself emperor, but submitted to his brother-in-law, Alexios I Komnenos, in exchange for the title of Caesar?
... that the <a class="mw-redirect" href="./Byzantine" id="mwBNU" rel="mw:WikiLink" title="Byzantine">Byzantine</a> general <b id="mwBNY"><a href="./Nikephoros_Melissenos" id="mwBNc" rel="mw:WikiLink" title="Nikephoros Melissenos">Nikephoros Melissenos</a></b> proclaimed himself emperor, but submitted to his brother-in-law, <a href="./Alexios_I_Komnenos" id="mwBNg" rel="mw:WikiLink" title="Alexios I Komnenos">Alexios I Komnenos</a>, in exchange for the title of <i id="mwBNk"><a href="./Caesar_(title)" id="mwBNo" rel="mw:WikiLink" title="Caesar (title)">Caesar</a></i>?