# A Survey on Complex Knowledge Base Question Answering: Methods, Challenges and Solutions

> Research article (Proceedings of the Thirtieth International Joint Conference on Artificial Intelligence, 2021) · cited 151× · AI/ML

**Wikidata**: [openalex:W3190271517](https://www.wikidata.org/wiki/openalex:W3190271517)  
**Source**: https://4ort.xyz/entity/a-survey-on-complex-knowledge-base-question-answering-methods-challenges-and-solutions