PMC:1140370 / 919-923 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T318","span":{"begin":2,"end":3},"obj":"CD"},{"id":"T320","span":{"begin":3,"end":4},"obj":"SYM"}],"relations":[{"id":"R94","pred":"punct","subj":"T320","obj":"T318"}],"text":"d 3′"}