Title: Los adversarios
Subjects: History, Biography, Chin dynasty, 249-202 B.C.
Places: China
People: Han Gaozu Emperor of China (247 B.C.-195 B.C), Yu Xiang (232 B.C.-202 B.C)
Time periods: Qin dynasty, 221 B.C.-207 B.C., Han dynasty, 202 B.C.-220 A.D.