interval disjoint interval meets https://www.commoncoreontologies.org/TimeOntology A Temporal Interval INT1 meets some Temporal Interval INT2 iff there exists some Temporal Instant inst1 such that inst1 is the ending instant of INT1 and inst1 is the starting instant of INT2. J. F. Allen and J. A. G. M. Koomen. Planning using a temporal world model. In Proceedings of the 8th International Joint Conference on Artificial Intelligence (IJCAI-1983) pages 741–747. Available at: https://www.ijcai.org/Proceedings/83-2/Papers/036.pdf interval met by one-dimensional temporal region