Fig. 3
From: Specimen, biological structure, and spatial ontologies in support of a Human Reference Atlas
HRA tissue block description. A Donor (which is_a Person) provides a Sample of type Tissue Block with properties such as Biological Sex and annotation properties such as Creator to keep track of provenance. The Tissue Block is registered with the Biological Structure using annotation property collides_with with three PURL links to UBERON:0002015 (kidney capsule), UBERON:0001225 (cortex of kidney), and UBERON:0002189 (outer cortex of kidney) that all have GLB files with proper Spatial Placement in the 3D Reference Object Library.
