action monarchinitiative_get_relation_usage_between_resource { label: "All relations used plus count of associations" provider: monarchinitiative method: GET path: "/relation/usage/between/{subject_category}/{object_category}" encoding: json input: { type: "object" properties: { evidence: { type: "string" } subject_taxon: { type: "string" } } additionalProperties: false } output: { type: "array" items: { type: "object" } } }