Title: "Tong jian Tubo shi liao" quan yi
Subjects: History, Zi zhi tong jian (Sima, Guang)
Places: Tibet Autonomous Region (China), China, Tibet Autonomous Region
People: Guang Sima (1019-1086)
Time periods: Warring States, 403-221 B.C., 221 B.C.-960 A.D.