Title: "两校大批判组(梁效)"部分反党文章的出笼背景
Subjects: History, Sources, Politics and government, Zhongguo gong chan dang
Places: China
People: Qing Jiang (1914-1991), Chunqiao Zhang, Hongwen Wang, Wenyuan Yao
Time periods: Cultural Revolution, 1966-1976, 20th century