Time Ontology in OWL
OWL-DL ontology of temporal concepts — instants, intervals, durations, temporal relations. W3C/OGC standard.
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Where this one tends to earn its keep.
Temporal reasoning in knowledge graphs
Event scheduling and calendar systems
Sensor data timestamping
Historical data modeling with intervals
W3C-Software-and-Document-LicenseDerived from OWL-Time, Copyright (c) 2022 World Wide Web Consortium. Source: https://www.w3.org/TR/owl-time/
Verified against the licence text on 2026-08-07.
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