The codes for ACL2022 paper "CQG: A Simple and Effective Controlled Generation Framework for Multi-hop Question Generation" We share the train-set dataset at google drive: https://drive.google.com/file/d/1Lgqlxp3mkXJyOi6fZZfFPZ2MeQTenMFK/view?usp=sharing