Task: Question Answering
Input (English): Passage: Kuaiji Commandery was the initial power base for Xiang Liang and Xiang Yu's rebellion against the Qin Empire which initially succeeded in restoring the kingdom of Chu but eventually fell to the Han. Under the Later Han, control of the area returned to the settlement below Mount Kuaiji but authority over the Minyue hinterland was nominal at best and its Yue inhabitants largely retained their own political and social structures. Question: Which empire did Xiang Liang and Xiang Yu rebel against?
Output (English): the Qin Empire