Lan Han
Lan Han ( ; died August 15 , 398 ) was an official of the Xianbei state Later Yan , who killed the emperor Murong Bao ( Emperor Huimin ) in 398 and briefly took over the regime before being killed by Murong Bao's son Murong Sheng ( Emperor Zhaowu ) . 
<triplet> Murong Bao <subj> Murong Sheng <obj> child <triplet> Murong Sheng <subj> Murong Bao <obj> father