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Continue to ChatGeneralizing Conjunctive Queries for Informative Answers - https://avesis.metu.edu.tr/yayin/aa898f4e-8dd0-442b-abfd-1d19937ad7fc/generalizing-conjunctive-queries-for-informative-answers
Generalizing Conjunctive Queries for Informative Answers - https://avesis.metu.edu.tr/yayin/aa898f4e-8dd0-442b-abfd-1d19937ad7fc/generalizing-conjunctive-queries-for-informative-answers