Yuwen Shu
In spring 615, believing in accusations by Yuwen Shu that the official Li Hun () was intending to carry out a coup to replace Emperor Yang with his nephew Li Min (李敏, son-in-law of Emperor Yang's sister Yang Lihua the Princess Leping) and worried about prophecies that someone named Li would become the next emperor, Emperor Yang had Li Hun, Li Min, and their clansmen executed, and further poisoned Yang Lihua's daughter Yuwen Eying ().