PMC:6580293 / 21185-21200 JSONTXT

{"project":"testtesttest","denotations":[{"id":"T221","span":{"begin":0,"end":15},"obj":"Body_part"}],"attributes":[{"id":"A221","pred":"uberon_id","subj":"T221","obj":"http://purl.obolibrary.org/obo/UBERON_0002080"}],"text":"right ventricle"}