: BSPO_0000122http://purl.obolibrary.org/obo/ Create a prefix for http://purl.obolibrary.org/obo/ Hit Enter to save Double click to create a prefix | : IAO_0000115http://purl.obolibrary.org/obo/ Create a prefix for http://purl.obolibrary.org/obo/ Hit Enter to save Double click to create a prefix | X posterior_side_of Y <=> if Y ...... part_of the posterior portion. | graph:default |