]> This is an experimental bridge connecting SIO, RO and BFO2 classes via Equivalence Axioms. The goal is to "be bold" in stating equivalence, to uncover inconsistencies between approaches that could hinder interoperation. http://code.google.com/p/obo-relations/wiki/SioRoBridge definitions may differ, requires further investigation definitions may differ, requires further investigation This seems the most likely, given the respective hierarchies - in particular the placement of sites and boundries in SIO This seems the most likely, given the respective hierarchies - in particular the placement of sites and boundries in SIO