Da Qiao

"The elder Qiao sister [Da Qiao] was married to Sun Ce, the lord of Wu; while Xiao Qiao was married to Zhou Yu... In the novel Romance of the Three Kingdoms, the two Qiaos were one of the major causes of the Battle of Red Cliffs. Zhuge Liang manipulated Zhou Yu under the guise of advising him of Cao Cao's plot to obtain the Qiao sisters for himself."~ Wiki