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cs.LO2022
Tighter Bounds for Query Answering with Guarded TGDs
Antoine Amarilli, Michael Benedikt
We consider the complexity of the open-world query answering problem, where we wish to determine certain answers to conjunctive queries over incomplete datasets specified by an ini…
cs.LO2022
Query Answering with Transitive and Linear-Ordered Data
Antoine Amarilli, Michael Benedikt, Pierre Bourhis +1
We consider entailment problems involving powerful constraint languages such as frontier-guarded existential rules in which we impose additional semantic restrictions on a set of d…