defines "close mappings" and "related mappings" but not SKOS-like "broad mappings" and "narrow mappings". Is this useful? Also, how does one discriminate between "close mappings" and "related mappings". Their definitions are a bit opaque. Examples may help?
https://github.com/biolink/biolinkml/blob/master/includes/mappings.yaml
defines "close mappings" and "related mappings" but not SKOS-like "broad mappings" and "narrow mappings". Is this useful? Also, how does one discriminate between "close mappings" and "related mappings". Their definitions are a bit opaque. Examples may help?