Fact-Tree Reasoning for N-ary Question Answering over Knowledge Graphs Yao Zhang author Peiyao Li author Hongru Liang author Adam Jatowt author Zhenglu Yang author 2022-05 text Findings of the Association for Computational Linguistics: ACL 2022 Smaranda Muresan editor Preslav Nakov editor Aline Villavicencio editor Association for Computational Linguistics Dublin, Ireland conference publication zhang-etal-2022-fact 10.18653/v1/2022.findings-acl.66 https://aclanthology.org/2022.findings-acl.66/ 2022-05 788 802