PMC:7205724 / 1093-1103 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T166","span":{"begin":0,"end":3},"obj":"DT"},{"id":"T167","span":{"begin":4,"end":7},"obj":"NN"},{"id":"T168","span":{"begin":8,"end":10},"obj":"IN"}],"relations":[{"id":"R158","pred":"arg1Of","subj":"T167","obj":"T166"},{"id":"R159","pred":"arg1Of","subj":"T167","obj":"T168"}],"text":"the use of"}