This version of OLS (OLS3) is no longer updated and will be replaced by OLS4 on 30th October 2023.
Help us test the new version of OLS, with updated versions of ontologies and lots of new features!
https://www.ebi.ac.uk/ols4
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t1 simultaneous_with t2 iff:= t1 before_or_simultaneous_with t2 and not (t1 before t2)
David Osumi-Sutherland