PMC:7205724 / 1229-1236 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T187","span":{"begin":0,"end":3},"obj":"DT"},{"id":"T188","span":{"begin":4,"end":7},"obj":"NN"}],"relations":[{"id":"R179","pred":"arg1Of","subj":"T188","obj":"T187"}],"text":"the use"}