PMC:340383 / 2893-2896 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T979","span":{"begin":0,"end":1},"obj":"CD"},{"id":"T981","span":{"begin":1,"end":2},"obj":"SYM"}],"relations":[{"id":"R495","pred":"punct","subj":"T981","obj":"T979"}],"text":"3' "}