PMC:1420271 / 2535-2546 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2329","span":{"begin":3,"end":8},"obj":"NN"},{"id":"T2330","span":{"begin":9,"end":11},"obj":"IN"}],"relations":[{"id":"R438","pred":"prep","subj":"T2330","obj":"T2329"}],"text":"he field of"}