Complex sentence: Duan later punished Liang by stripping him of important posts and giving them to rival clique member Cao Rulin but the May Fourth Movement and the 1920 Zhili-Anhui War help put him back in power.
Split into simpler sentences: Duan later punished Liang by stripping him of important posts and giving them to rival clique member Cao Rulin. The 1920 Zhili-Anhui War help put Liang back in power.