PMC:1255741 / 4420-4423 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1220","span":{"begin":2,"end":3},"obj":"NN"},{"id":"T1221","span":{"begin":1,"end":2},"obj":"HYPH"}],"relations":[{"id":"R769","pred":"punct","subj":"T1221","obj":"T1220"}],"text":"R-B"}