PMC:529315 / 6301-6312 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T4219","span":{"begin":1,"end":8},"obj":"NN"},{"id":"T4221","span":{"begin":9,"end":11},"obj":"IN"}],"relations":[{"id":"R1023","pred":"prep","subj":"T4221","obj":"T4219"}],"text":" absence of"}