fighting a battle
... that the Byzantine emperor Manuel I deliberately provoked the German contingent of the Second Crusade into fighting a battle just to make them leave?
... that the <a class="mw-redirect" href="./Byzantine_emperor" id="mwCW0" rel="mw:WikiLink" title="Byzantine emperor">Byzantine emperor</a> <a href="./Manuel_I_Komnenos" id="mwCW4" rel="mw:WikiLink" title="Manuel I Komnenos">Manuel<span id="mwCW8" typeof="mw:Entity"> </span>I</a> deliberately provoked the German contingent of the <a href="./Second_Crusade" id="mwCXA" rel="mw:WikiLink" title="Second Crusade">Second Crusade</a> into <b id="mwCXE"><a href="./Battle_of_Constantinople_(1147)" id="mwCXI" rel="mw:WikiLink" title="Battle of Constantinople (1147)">fighting a battle</a></b> just to make them leave?